Identification_Information: Citation: Citation_Information: Originator: Matthew Granitto Originator: Jeanine M. Schmidt Originator: Nora B. Shew Originator: Bruce M. Gamble Originator: Keith A. Labay Publication_Date: 2013 Title: Alaska Geochemical Database Version 2.0 (AGDB2) - Including "Best Value" Data Compilations for Geochemical Data for Rock, Sediment, Soil, Mineral, and Concentrate Sample Media Edition: Version 1.0 Geospatial_Data_Presentation_Form: tabular data Series_Information: Series_Name: U.S. Geological Survey Data Series Issue_Identification: 759 Publication_Information: Publication_Place: Denver, CO Publisher: U.S. Geological Survey Online_Linkage: 1) Coordinates: When samples were brought in for analysis, the submitter was required to include information about the sample for the database; descriptions, geocoding, and latitude-longitude coordinates. In the days before map digitizing boards and GPS units were common, the determination of coordinates from field sheets was a time consuming and error prone process. In order to facilitate the analysis of samples, a decision was made to allow submitters to enter the coordinates for the lower right (southeast) corner of the submitter's working field map on which the samples could be plotted, which was most commonly a 7.5' or 15' quadrangle map. In theory, the precise coordinates for these samples would be determined and added to the database at a later date. In practice, most of these precise coordinates were used in the USGS Open-File data releases but were never entered back into the PLUTO database. Therefore, the precision of coordinates in the PLUTO database varies from "good to the nearest second of latitude or longitude" to "good to the nearest 15 minutes of latitude or longitude". >2) Geocoding: The submission of sample descriptive information (geocoding) with samples was mandatory for some fields and optional for others. Therefore, the completeness of geocoding can vary. In addition, most geocodes were not checked for completeness, accuracy, or validity during data entry into the early databases. Therefore the database contains some incorrect and invalid codes. >3) Analytical Data: The samples in this data set were chemically analyzed by a variety of techniques over a period of time from the early 1960's to the present. The accuracy of the data varies with the analytical methodology and with the concentration of the element being analyzed. >4) Qualifiers: A qualifier such as "N" (less than the detection limit of the analytical method) or "G" (greater than the upper determination limit of the analytical method) accompanies some analytical data values. These qualifiers are defined as follows: >"L" = the element was detected by the technique but at a level below the lower limit of determination for the method. The value of the lower limit of determination is given in the adjacent data field. >"G" or ">" = the element was measured at a concentration greater than the upper determination limit for the method. The upper limit of determination is given in the adjacent data field. >"N" = the element was not detected at concentrations above the lower limit of determination for the method. The value of the lower limit of determination is given in the adjacent data field. >"<" = the element concentration was determined to be less than the lower determination limit for the method for this element. The value of the lower limit of determination is given in the adjacent data field. Logical_Consistency_Report: This dataset was derived from the Alaska Geochemical Database (AGDB), which was constructed by processing a subset of the original National Geochemical Database (NGDB), adding relevant datasets that were not yet in the NGDB, checking for errors where possible, and using various selection criteria. The following criteria were chosen for selecting data for the rock data set: >Each sample must have a valid and unique lab number. >Each sample must have a latitude and longitude. >Each sample must be identified as geologic material (rock, sediment, soil, mineral or concentrate). >Each analytical determination must be linked to a valid and unique lab number. >Each analytical determination must be identified by analyte. In addition, samples that could be identified as a processed derivative of geologic material, with the exception of heavy-mineral concentrates, were removed from the data set. This included single minerals, mineral separates, rock coatings, insoluble residues, partial digestions, and leachates. The samples in this data set were collected for a variety of purposes. Not all samples were subject to the same sample preparation protocol or the same analytical protocol. The samples have been analyzed using documented techniques. For some elements, the methods of chemical analysis were the same throughout the study, while for others, the methods changed as analytical technology improved. Some of the methods used were specifically designed to give a concentration value based on a partial digestion or extraction of the sample. For these methods elements tightly bound in the structure of silicates in the sample are not measured. Therefore, the analytical results from these partial extraction techniques may not be comparable with results from methods designed to measure the total concentration of an element in a sample. Completeness_Report: This data set provides chemical data for Ag, Al, As, Au, B, Ba, Be, Bi, Br, Ca, Cd, Ce, Cl, Co, Cr, Cs, Cu, Dy, Er, Eu, Ga, Gd, Ge, F, Fe, Hf, Hg, Ho, I, In, Ir, K, La, Li, Lu, Mg, Mn, Mo, Na, Nb, Nd, Ni, Os, P, Pb, Pd, Pr, Pt, Rb, Re, Rh, Rn, Ru, S, Sb, Sc, Se, Si, Sm, Sn, Sr, Ta, Tb, Te, Th, Ti, Tl, Tm, U, V, W, Y, Yb, Zn, Zr, forms of carbon, forms of sulfur, forms of water, conductance, pH, density, and loss on ignition. In addition, the data set provides location and descriptive information for each sample. Not all the descriptive fields contain information for a particular sample because it was not recorded by the submitter or because it was never entered into the database. No sample will contain analyses for all possible elements. The analytical methods used were selected by the sample submitter based on the goals of the individual project and will vary throughout the data set. 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C., et al, 1963, Analytical methods used in geochemical exploration by the U.S. Geological Survey: a compilation of trace and semimicroanalytical methods of yielding semiquantitative data on geologic materials useful in geochemical prospecting for ore deposits: U.S. Geological Survey bulletin 1152, iv, 100 p.: ill.; 24 cm, accessed August 13, 2012 at http://pubs.er.usgs.gov/publication/b1152. Ward, Frederick N., Nakagawa, Harry N., Harms, Thelma F., and VanSickle, Gordon H., 1969, Atomic-absorption methods of analysis useful in geochemical exploration: U.S. Geological Survey bulletin 1289, iii, 45 p.; 24 cm, accessed August 13, 2012 at http://pubs.er.usgs.gov/publication/b1289. Waring, Claude L., 1964, Determination of hafnium content and Hf/Zr ratios in zircon with the direct-reading emission spectrometer: U.S. Geological Survey professional paper 501-B; in "Geological Survey Research 1964", p. B146-B147, accessed August 13, 2012 at http://pubs.er.usgs.gov/publication/pp501B. Waring, Claude L., and Annell, Charles S., 1951, A semiquantitative spectrographic method for the analysis of minerals, rocks, and ores: U.S. Geological Survey trace elements investigations report 143, 23 leaves; 29 cm, accessed August 13, 2012 at http://pubs.er.usgs.gov/publication/tei143. Waring, Claude L., and Annell, Charles S., 1952, A semiquantitative spectrographic method for the analysis of minerals, rocks, and ores, II: U.S. Geological Survey trace elements investigations report 215, 32 p.; 28 cm, accessed August 13, 2012 at http://pubs.er.usgs.gov/publication/tei215. Waring, Claude L., and Conklin, Nancy M., 1966, Quantitative spectrochemical determination of minor elements in apatite: U.S. Geological Survey professional paper 550-C; in "Geological Survey Research 1966", p. C228-C230, accessed August 13, 2012 at http://pubs.er.usgs.gov/publication/pp550C. Waring, Claude L., and Mela, Henry, Jr., 1952, The determination of small amounts of rare earths in phosphate rocks: U.S. Geological Survey trace elements investigations report 239, 20 leaves: ill. ; 29 cm., accessed August 13, 2012 at http://pubs.er.usgs.gov/publication/tei239. Waring, Claude L., and Worthing, Helen W., 1952, A spectrographic method for determining trace amounts of lead in zircon and other minerals: U.S. Geological Survey trace elements investigations report 216, 15 leaves: ill.; 29 cm, accessed August 13, 2012 at http://pubs.er.usgs.gov/publication/tei216. Waring, Claude L., and Worthing, Helen W., 1955, A spectrographic method for determining the hafnium-zirconium ratio in zircon: U.S. Geological Survey trace elements investigations report 502, 15 leaves: ill.; 27 cm, accessed August 13, 2012 at http://pubs.er.usgs.gov/publication/tei502. Waring, Claude L., and Worthing, Helen W., 1956, A spectrographic method for determining the hafnium-zirconium ratio in zircon: U.S. Geological Survey bulletin 1036-F; in "Contributions to Geochemistry", p. 81-90, accessed August 13, 2012 at http://pubs.er.usgs.gov/publication/b1036F. Waring, Claude L., Franck, Mona L. and Sherwood, Alexander M., 1954, An application of spectrographic microphotometric scanning: U.S. Geological Survey trace elements investigations report 444, 29 p., accessed August 13, 2012 at http://pubs.er.usgs.gov/publication/tei444. Waring, Claude L., Franck, Mona L., and Sherwood, Alexander M., 1956, An application of spectrographic microphotometric scanning: U.S. Geological Survey bulletin 1036-E; in "Contributions to Geochemistry", p. 69-80, accessed August 13, 2012 at http://pubs.er.usgs.gov/publication/b1036E. Waring, Claude L., Worthing, Helen W., and Hazel, Katherine V., 1957, A spectrochemical method for the determination of selenium: U.S. Geological Survey trace elements investigations report 687, 16 leaves: ill.; 27 cm, accessed August 13, 2012 at http://pubs.er.usgs.gov/publication/tei687. Warr, Jesse J., and Cuttitta, Frank, 1960, The determination of lead in iron-bearing materials: U.S. Geological Survey professional paper 400-B; in "Geological Survey Research 1960", p. B483-B484, accessed August 13, 2012 at http://pubs.er.usgs.gov/publication/pp400B. Watterson, John R., 1976, Determination of tellurium and gold in rocks to 1 part per billion: U.S. Geological Survey open-file report 76-531, 3 p., accessed August 13, 2012 at http://pubs.er.usgs.gov/publication/ofr76531. Watterson, John R., and Neuerburg, George J., 1975, Analysis for tellurium in rocks to 5 parts per billion: U.S. Geological Survey Journal of Research, vol. 3, no 2, p. 191-195, accessed August 13, 2012 at http://pubs.er.usgs.gov/publication/70007407. Watterson, John R., Ficklin, Walter H., and Turner, James H., 1976, A modification of Shapiro's technique for determining low levels of CO2 in silicate rocks: U.S. Geological Survey open-file report 76-530, 5 p., accessed August 13, 2012 at http://pubs.er.usgs.gov/publication/ofr76530. Welsch, Eric P., 1979, Determination of arsenic in geologic materials using silver diethyldithiocarbamate: U.S. Geological Survey open-file report 79-1442, 10 p., accessed August 13, 2012 at http://pubs.er.usgs.gov/publication/ofr791442. Werner, Stephen L., and Johnson, Sharon M., 1994, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory: determination of selected carbamate pesticides in water by high-performance liquid chromatography: U.S. Geological Survey open-file report 93-650, v, 29 p.: ill.; 28 cm, accessed August 13, 2012 at http://pubs.er.usgs.gov/publication/ofr93650. Werner, Stephen L., Burkhardt, Mark R., and DeRusseau, Sabrina N., 1996, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory : determination of pesticides in water by Carbopak-B solid-phase extraction and high-performance liquid chromatography: U.S. Geological Survey open-file report 96-216, vi, 42 p.; 28 cm, accessed August 13, 2012 at http://wwwnwql.cr.usgs.gov/Public/pubs/OFR96-216/OFR96-216.html. Wilson, E.E., and Stacey, J.S., 1969, A transistorized emission regulator for gas-source mass spectrometry: U.S. Geological Survey professional paper 650-B; in "Geological Survey Research 1969", p. B143-B146, accessed August 13, 2012 at http://pubs.er.usgs.gov/publication/pp650B. Wilson, Stephen A., 1993, Assessment of chemical variability in three independently prepared batches of National Institute for Standards and Technology SRM 2704, Buffalo River Sediment: U.S. Geological Survey open-file report 93-692, 23 leaves; 28 cm, accessed August 13, 2012 at http://pubs.er.usgs.gov/publication/ofr93692. Wilson, Stephen A., 1997, USGS certificate of analysis, coal, Lower Bakerstown CLB-1: U.S. Geological Survey open-file report 97299, accessed August 13, 2012 at http://pubs.usgs.gov/of/1997/of97-299/. Wilson, Stephen A., and Herron, Matt, 2002, Dry moist samples to constant weight under ambient conditions, calculate % moisture, in Analytical methods for chemical analysis of geologic and other materials, U.S. Geological Survey: U.S. Geological Survey open-file report 02-223, p. C1-C3, accessed August 13, 2012 at http://pubs.usgs.gov/of/2002/ofr-02-0223/C18QCMoist_M.pdf. Wilson, Stephen A., et al, 1995, The Physical preparation and chemical analysis of NIST SRMs 2786 and 2787, lead paint in soil: U.S. Geological Survey open-file report 95-486, 24 leaves; 28 cm, accessed August 13, 2012 at http://pubs.er.usgs.gov/publication/ofr95486. Wilson, Stephen A., et al, 1999, Collection, preparation and testing of NIST hard rock mine waste reference material SRM 2780: U.S. Geological Survey open-file report 99-370, 10, [5] leaves; 28 cm, accessed August 13, 2012 at http://pubs.er.usgs.gov/publication/ofr99370. Wilson, Stephen A., Kane, Jean S., Crock, James G., and Hatfield, D.B., 1987, Chemical methods of separation for optical emission, atomic absorption spectrometry, and colorimetry, in Methods for geochemical analysis: U.S. Geological Survey bulletin 1770-D, D1-D14, accessed August 13, 2012 at http://pubs.er.usgs.gov/publication/b1770. Zartman, Robert E., Bush, Charles A., and Abston, Carl C., 1995, National geochronological and natural radioelement data bases: U.S. Geological Survey digital data series DDS-14, 1 computer laser optical disc: col.; 4 3/4 in, accessed August 13, 2012 at http://pubs.er.usgs.gov/publication/ds14. Zartman, Robert E., Cole, James C., and Marvin, Richard F., 1976, Reporter's guide to the Radiometric Age Data Bank (RADB): U.S. Geological Survey open-file report 76-675, 73 leaves: ill.; 27 cm, accessed August 13, 2012 at http://pubs.er.usgs.gov/publication/ofr76674. Zartman, Robert E., Cole, James C., and Marvin, Richard F., 1976, User's guide to the Radiometric Age Data Bank (RADB): U.S. Geological Survey open-file report 76-674, [1], 77 leaves: ill.; 27 cm, accessed August 13, 2012 at http://pubs.er.usgs.gov/publication/ofr76674. Zielinski, Robert A., 1975, Radiochemical determination of very low concentrations of nickel in rocks and minerals: U.S. Geological Survey Journal of Research, vol. 3, no 4, p. 467-474, accessed August 13, 2012 at http://pubs.er.usgs.gov/publication/70007409. Positional_Accuracy: Horizontal_Positional_Accuracy: Horizontal_Positional_Accuracy_Report: 1) Coordinates: Most of the more recently submitted samples were located using GPS receivers. The locations determined by GPS should be accurate to the nearest latitude or longitude second. Older sample locations were determined primarily from USGS topographic maps of various scales. Sometimes these coordinates were determined directly from the original maps using a digitizing board. In other cases, a clear overlay with a coordinate grid was used to visually estimate the sample position on the map. The positional accuracy is dependent on the scale of the map from which the determination was made as well as the care taken by the individual(s) who plotted the sample or who made the coordinate determination. Unfortunately, some location coordinates were not carefully determined. The determination of coordinates from field sheets was a time consuming and error prone process. In order to facilitate the analysis of samples, a decision was made to allow samples to be submitted to the laboratory using only the coordinates for the lower right (southeast) corner of the submitter's working field map on which the samples could be plotted, which was most commonly a 7.5' or 15' quadrangle map. In theory, the precise coordinates for these samples would be determined and added to the database at a later date. In practice, most of these more precise coordinates were used in resultant USGS Open-File data releases or publications but were never entered back into the database. When submitters reported locations as degrees, minutes, and seconds of latitude and longitude the accuracy should be within a few seconds. When submitters only reported locations as degrees and minutes the accuracy is only to the nearest minute. When submitters only reported the corner coordinates of their field map, the accuracy is only to the nearest 7.5 or 15 minutes. 2) Datum and Earth Ellipsoid or Spheroid: When coordinates were submitted from GPS receivers or when the source of the coordinates was known, the datum and spheroid are identified in two fields that accompany the locational coordinates. For the majority of the data, these fields are empty. Since most of the older coordinate data in the database were determined from published maps, the best assumption is that the appropriate datum and spheroid is the one most commonly used for those types of maps. In the United States, most field maps were USGS topographic maps that used NAD27 (1927 North American datum) based on the Clarke 1866 ellipsoid. Using the wrong ellipsoid or datum may result in a location that is offset by up to a couple hundred feet. Vertical_Positional_Accuracy: Vertical_Positional_Accuracy_Report: Vertical positional accuracy varies highly with the depth measurement information submitted by the sample submitter and his need for vertical accuracy in his work. Lineage: Source_Information: Source_Citation: Citation_Information: Originator: Matthew Granitto Originator: Elizabeth A. Bailey Originator: Jeanine M. Schmidt Originator: Nora B. Shew Originator: Bruce M. Gamble Originator: Keith A. Labay Publication_Date: 2011 Title: Alaska Geochemical Database (AGDB) - Geochemical Data for Rock, Sediment, Soil, Mineral, and Concentrate Sample Media Edition: Version 1.0 Geospatial_Data_Presentation_Form: tabular data Series_Information: Series_Name: U.S. Geological Survey Data Series Issue_Identification: 637 Publication_Information: Publication_Place: Denver, CO Publisher: U.S. Geological Survey Online_Linkage: ' or 'G' end in '111'. Negative values indicate determinations less than the detection limit of the analytical method; the absolute value of the negative number is the detection limit for the specific value. Detection limits are related to the various factors of the analytical method and may vary over time. 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Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: HM Enumerated_Domain_Value_Definition: Heavy metals Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Ho Enumerated_Domain_Value_Definition: Holmium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: HoCV Enumerated_Domain_Value_Definition: Coefficient of variance for holmium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: I Enumerated_Domain_Value_Definition: Iodine Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: In Enumerated_Domain_Value_Definition: Indium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Ir Enumerated_Domain_Value_Definition: Iridium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: IrCV Enumerated_Domain_Value_Definition: Coefficient of variance for iridium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: K Enumerated_Domain_Value_Definition: Potassium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: K2O Enumerated_Domain_Value_Definition: Potassium, as potassium oxide Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: KCV Enumerated_Domain_Value_Definition: Coefficient of variance for potassium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: La Enumerated_Domain_Value_Definition: Lanthanum Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: LaCV Enumerated_Domain_Value_Definition: Coefficient of variance for lanthanum Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Li Enumerated_Domain_Value_Definition: Lithium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: LOI Enumerated_Domain_Value_Definition: Loss on ignition Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Lu Enumerated_Domain_Value_Definition: Lutetium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: LuCV Enumerated_Domain_Value_Definition: Coefficient of variance for lutetium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Mg Enumerated_Domain_Value_Definition: Magnesium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: MgO Enumerated_Domain_Value_Definition: Magnesium, as magnesium oxide Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Mn Enumerated_Domain_Value_Definition: Manganese Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: MnO Enumerated_Domain_Value_Definition: Manganese, as manganese oxide Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Mo Enumerated_Domain_Value_Definition: Molybdenum Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: N Enumerated_Domain_Value_Definition: Nitrogen Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Na Enumerated_Domain_Value_Definition: Sodium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Na2O Enumerated_Domain_Value_Definition: Sodium, as sodium oxide Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: NaCV Enumerated_Domain_Value_Definition: Coefficient of variance for sodium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Nb Enumerated_Domain_Value_Definition: Niobium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Nd Enumerated_Domain_Value_Definition: Neodymium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: NdCV Enumerated_Domain_Value_Definition: Coefficient of variance for neodymium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Ni Enumerated_Domain_Value_Definition: Nickel Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: NiCV Enumerated_Domain_Value_Definition: Coefficient of variance for nickel Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: NO3 Enumerated_Domain_Value_Definition: Nitrate Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Oil Enumerated_Domain_Value_Definition: Oil content Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: OilA Enumerated_Domain_Value_Definition: Oil assay Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: OilG Enumerated_Domain_Value_Definition: Oil gravity Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Os Enumerated_Domain_Value_Definition: Osmium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: P Enumerated_Domain_Value_Definition: Phosphorus Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: P2O5 Enumerated_Domain_Value_Definition: Phosphorus, as phosphorus pentoxide Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Pb Enumerated_Domain_Value_Definition: Lead Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Pd Enumerated_Domain_Value_Definition: Palladium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: pH Enumerated_Domain_Value_Definition: pH Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Pr Enumerated_Domain_Value_Definition: Praesodymium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Pt Enumerated_Domain_Value_Definition: Platinum Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Rb Enumerated_Domain_Value_Definition: Rubidium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: RbCV Enumerated_Domain_Value_Definition: Coefficient of variance for rubidium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Re Enumerated_Domain_Value_Definition: Rhenium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Rh Enumerated_Domain_Value_Definition: Rhodium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Ru Enumerated_Domain_Value_Definition: Ruthenium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: S Enumerated_Domain_Value_Definition: Total sulfur Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: SatInd Enumerated_Domain_Value_Definition: Saturation index Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Sb Enumerated_Domain_Value_Definition: Antimony Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: SbCV Enumerated_Domain_Value_Definition: Coefficient of variance for antimony Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Sc Enumerated_Domain_Value_Definition: Scandium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: ScCV Enumerated_Domain_Value_Definition: Coefficient of variance for scandium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Se Enumerated_Domain_Value_Definition: Selenium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: SeCV Enumerated_Domain_Value_Definition: Coefficient of variance for selenium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Si Enumerated_Domain_Value_Definition: Silicon Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: SiO2 Enumerated_Domain_Value_Definition: Silicon, as silicon dioxide Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Sm Enumerated_Domain_Value_Definition: Samarium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: SmCV Enumerated_Domain_Value_Definition: Coefficient of variance for samarium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Sn Enumerated_Domain_Value_Definition: Tin Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: SO3 Enumerated_Domain_Value_Definition: Extractable sulfur, as sulfite Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: SO4 Enumerated_Domain_Value_Definition: Sulfate Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: SOrg Enumerated_Domain_Value_Definition: Organic sulfur Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: SpCon Enumerated_Domain_Value_Definition: Specific conductance Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: SplWtAu Enumerated_Domain_Value_Definition: Gold method sample weight Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: SplWtFA Enumerated_Domain_Value_Definition: Fire assay sample weight Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: SPyr Enumerated_Domain_Value_Definition: Pyritic sulfur Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Sr Enumerated_Domain_Value_Definition: Strontium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: SrCV Enumerated_Domain_Value_Definition: Coefficient of variance for strontium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Sulfide Enumerated_Domain_Value_Definition: Extractable sulfur, as sulfide Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Ta Enumerated_Domain_Value_Definition: Tantalum Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: TaCV Enumerated_Domain_Value_Definition: Coefficient of variance for tantalum Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Tb Enumerated_Domain_Value_Definition: Terbium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: TbCV Enumerated_Domain_Value_Definition: Coefficient of variance for terbium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Te Enumerated_Domain_Value_Definition: Tellurium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Th Enumerated_Domain_Value_Definition: Thorium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: ThCV Enumerated_Domain_Value_Definition: Coefficient of variance for thorium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Ti Enumerated_Domain_Value_Definition: Titanium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: TiO2 Enumerated_Domain_Value_Definition: Titanium, as titanium dioxide Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Tl Enumerated_Domain_Value_Definition: Thallium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Tm Enumerated_Domain_Value_Definition: Thulium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: TmCV Enumerated_Domain_Value_Definition: Coefficient of variance for thulium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Total Enumerated_Domain_Value_Definition: Total, for whole rock analysis Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: U Enumerated_Domain_Value_Definition: Uranium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: UCV Enumerated_Domain_Value_Definition: Coefficient of variance for uranium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: V Enumerated_Domain_Value_Definition: Vanadium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: W Enumerated_Domain_Value_Definition: Tungsten Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: WCV Enumerated_Domain_Value_Definition: Coefficient of variance for tungsten Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Y Enumerated_Domain_Value_Definition: Yttrium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Yb Enumerated_Domain_Value_Definition: Ytterbium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: YbCV Enumerated_Domain_Value_Definition: Coefficient of variance for ytterbium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Zn Enumerated_Domain_Value_Definition: Zinc Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: ZnCV Enumerated_Domain_Value_Definition: Coefficient of variance for zinc Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Zr Enumerated_Domain_Value_Definition: Zirconium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: ZrCV Enumerated_Domain_Value_Definition: Coefficient of variance for zirconium Enumerated_Domain_Value_Definition_Source: Metadata author Attribute: Attribute_Label: UNITS Attribute_Definition: Units of concentration or measurement in which the DATA_VALUE is expressed Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: g Enumerated_Domain_Value_Definition: grams Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: gcc Enumerated_Domain_Value_Definition: grams per cubic centimeter Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: galton Enumerated_Domain_Value_Definition: gallons per ton Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: meq100g Enumerated_Domain_Value_Definition: milliequivalents per 100 grams Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: meqL Enumerated_Domain_Value_Definition: milliequivalents per liter Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: pct Enumerated_Domain_Value_Definition: weight percent Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: ppm Enumerated_Domain_Value_Definition: parts per million by weight Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: SI Enumerated_Domain_Value_Definition: standard units Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: uScm Enumerated_Domain_Value_Definition: microsiemens per centimeter Enumerated_Domain_Value_Definition_Source: Metadata author Attribute: Attribute_Label: TECHNIQUE Attribute_Definition: Abbreviation of analytical method used to analyze the sample Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: AA Enumerated_Domain_Value_Definition: Atomic absorption spectrometry Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: AES Enumerated_Domain_Value_Definition: Inductively coupled plasma-atomic emission spectrometry Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: AFS Enumerated_Domain_Value_Definition: Atomic fluorescence spectrometry Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: CB Enumerated_Domain_Value_Definition: Combustion Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: CM Enumerated_Domain_Value_Definition: Colorimetry Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: CP Enumerated_Domain_Value_Definition: Computation Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: DN Enumerated_Domain_Value_Definition: Delayed neutron activation counting Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: ES Enumerated_Domain_Value_Definition: Emission spectrography Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: FA Enumerated_Domain_Value_Definition: Fire assay Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: FL Enumerated_Domain_Value_Definition: Fluorometry Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: GRC Enumerated_Domain_Value_Definition: Gamma ray counting Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: GV Enumerated_Domain_Value_Definition: Gravimetry Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: IC Enumerated_Domain_Value_Definition: Ion specific chromatography Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: INST Enumerated_Domain_Value_Definition: Instrumental Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: ISE Enumerated_Domain_Value_Definition: Ion specific electrode Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: MS Enumerated_Domain_Value_Definition: Inductively coupled plasma-mass spectrometry Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: NA Enumerated_Domain_Value_Definition: Instrumental neutron activation analysis Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: TB Enumerated_Domain_Value_Definition: Turbidimetry Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: TT Enumerated_Domain_Value_Definition: Titration Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: VOL Enumerated_Domain_Value_Definition: Evolution Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: XRF Enumerated_Domain_Value_Definition: X-ray fluorescence spectrometry Enumerated_Domain_Value_Definition_Source: Metadata author Attribute: Attribute_Label: DIGESTION Attribute_Definition: Abbreviation of degree of sample digestion – total or partial – required by TECHNIQUE used to analyze the sample for a specific species Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: T Enumerated_Domain_Value_Definition: Total digestion, decomposition or dissolution; understood that some degrees of digestion are virtually "total" Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: P Enumerated_Domain_Value_Definition: Partial digestion, decomposition or dissolution Enumerated_Domain_Value_Definition_Source: Metadata author Attribute: Attribute_Label: DECOMPOSITION Attribute_Definition: Brief description of decomposition method used for given TECHNIQUE in the analysis of the sample, or a comment that further describes this TECHNIQUE Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Brief descriptions of decomposition methods used for given techniques in the analysis of samples, or comments that further describes these techniques Attribute: Attribute_Label: LAB_NAME Attribute_Definition: Abbreviated name of agency or organization that performed chemical analysis Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Acme Enumerated_Domain_Value_Definition: ACME Laboratories Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: ADGGS Enumerated_Domain_Value_Definition: Alaska Division of Geological and Geophysical Surveys Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: BondarClegg Enumerated_Domain_Value_Definition: Bondar-Clegg & Co., Ltd. Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Chemex Labs Enumerated_Domain_Value_Definition: Chemex Labs Ltd. Inc.; later ALS Minerals Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Geoco Enumerated_Domain_Value_Definition: Geoco, Inc. Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Resource Assocs of AK Enumerated_Domain_Value_Definition: Resource Associates of Alaska, Inc. Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: SGS Minerals, Canada Enumerated_Domain_Value_Definition: SGS Minerals, Canada Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: Specomp Svcs Enumerated_Domain_Value_Definition: Specomp Services, Inc.; William A. Bowes and Assoc. Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: USGS-BAL Enumerated_Domain_Value_Definition: U.S. Geological Survey, Branch of Analytical Laboratories Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: USGS-BEG Enumerated_Domain_Value_Definition: U.S. Geological Survey, Branch of Exploration Geochemistry Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: USGS-BGC Enumerated_Domain_Value_Definition: U.S. Geological Survey, Branch of Geochemistry Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: USGS-BOER Enumerated_Domain_Value_Definition: U.S. Geological Survey, Branch of Exploration Research Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: USGS-MRT Enumerated_Domain_Value_Definition: U.S. Geological Survey, Mineral Resources Team Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: XRAL, Canada Enumerated_Domain_Value_Definition: XRAL Laboratories. 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colorimetric spectrophotometry after Na2CO3 and ZnO sinter digestion Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: CM_CX_P Enumerated_Domain_Value_Definition: Heavy metal elements by colorimetry after partial extraction in aqueous ammonium citrate solution Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: CM_HFS Enumerated_Domain_Value_Definition: Fluorine by colorimetric spectrophotometry after H2SiF6 digestion and chemical separation Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: CM_Fuse Enumerated_Domain_Value_Definition: Major and minor elements by colorimetric spectrophotometry after fusion digestion Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: CM_Fuse_P Enumerated_Domain_Value_Definition: Molybdenum and antimony by colorimetry after partial digestion by K2S2O7 fusion (Mo) or NaHSO4 fusion-HCl digestion (Sb, rhodamine B) Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: CM_H2O_P Enumerated_Domain_Value_Definition: Sulfate in saturation paste of soil by colorimetric titration after solution extraction Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: CM_HF Enumerated_Domain_Value_Definition: Major and minor elements by colorimetric spectrophotometry after multi-acid digestion with HF Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: CM_HNO3_P Enumerated_Domain_Value_Definition: Copper, lead and zinc by colorimetry after partial digestion with HNO3 Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: CM_PC_P Enumerated_Domain_Value_Definition: Uranium by paper chromatography after partial digestion with HNO3 Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: CM_ST_P Enumerated_Domain_Value_Definition: Tungsten by colorimetry after partial digestion with carbonate sinter Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: CP Enumerated_Domain_Value_Definition: Organic carbon, carbonate carbon and totals by computation Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: DN Enumerated_Domain_Value_Definition: Uranium and thorium by delayed neutron activation counting Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: EDX Enumerated_Domain_Value_Definition: Minor elements by energy-dispersive X-ray fluorescence spectrometry Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: ES_H2O_P Enumerated_Domain_Value_Definition: Boron by semi-quantitative emission spectrography after solution extraction Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: ES_Q Enumerated_Domain_Value_Definition: Major and minor elements by quantitative emission spectrography Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: ES_SQ Enumerated_Domain_Value_Definition: Major and minor elements by semi-quantitative emission spectrography Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: FA_AA Enumerated_Domain_Value_Definition: Gold, silver and platinum group elements by graphite furnace atomic absorption spectrometry after PbO fire assay chemical separation Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: FA_DC Enumerated_Domain_Value_Definition: Gold by direct current plasma-atomic emission spectroscopy or atomic absorption spectrophotometry after PbO fire assay chemical separation Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: FA_ES Enumerated_Domain_Value_Definition: Gold and platinum group elements by direct-current arc quantitative emission spectrography after PbO fire assay chemical separation Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: FA_MS Enumerated_Domain_Value_Definition: Platinum group elements by inductively coupled plasma-mass spectrometry after NiS fire assay chemical separation Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: FL_HF Enumerated_Domain_Value_Definition: Beryllium, tin and uranium by fluorometry after multi-acid digestion with HF Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: FL_HNO3 Enumerated_Domain_Value_Definition: Selenium by fluorometry after digestion with HNO3-H3PO4 Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: GRC Enumerated_Domain_Value_Definition: Uranium by gamma counting Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: GV Enumerated_Domain_Value_Definition: Density, moisture and weight by gravimetry; ash or loss on ignition by weight loss after heating at 900° C Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: GV_Acid Enumerated_Domain_Value_Definition: Major and minor elements by gravimetry after acid digestion Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: GV_CR Enumerated_Domain_Value_Definition: Major and minor elements by gravimetry for Classical Rock Analysis after unknown digestion method Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: GV_Flux Enumerated_Domain_Value_Definition: Moisture, bound water and total water by heating and weight loss with flux Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: GV_Fuse Enumerated_Domain_Value_Definition: Major and minor elements by gravimetry after fusion digestion Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: IC Enumerated_Domain_Value_Definition: Chloride, fluoride, nitrate, sulfate and phosphate by ion chromatography Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: INST Enumerated_Domain_Value_Definition: pH by standard method combination pH electrode Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: INST_P Enumerated_Domain_Value_Definition: Specific conductance by standard method conductivity electrode and pH by standard method combination pH electrode after partial digestion Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: ISE_Fuse Enumerated_Domain_Value_Definition: Chloride, fluoride and iodide by ion specific electrode after fusion digestion Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: ISE_H2O_P Enumerated_Domain_Value_Definition: Chloride by ion specific electrode after solution extraction Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: ISE_HF Enumerated_Domain_Value_Definition: Chloride by ion specific electrode after multi-acid digestion with HF Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: MS_AR_P Enumerated_Domain_Value_Definition: Major and minor elements by inductively coupled plasma-mass spectrometry after partial digestion with aqua regia Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: MS_HF Enumerated_Domain_Value_Definition: Major and minor elements by inductively coupled plasma-mass spectrometry after HF-HCl-HNO3-HClO4 digestion Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: MS_ST Enumerated_Domain_Value_Definition: Major and minor elements by inductively coupled plasma-mass spectrometry after Na2O2 sinter digestion. Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: MS_ST_REE Enumerated_Domain_Value_Definition: Rare earth elements by inductively coupled plasma-mass spectrometry after Na2O2 sinter digestion Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: NA Enumerated_Domain_Value_Definition: Major and minor elements by long or short count instrumental neutron activation analysis Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: TB_AR Enumerated_Domain_Value_Definition: Acid-soluble sulfate, sulfur and sulfide by turbidimetry after aqua regia digestion Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: TT_Flux Enumerated_Domain_Value_Definition: Total water by Karl Fischer coulometric titration with flux after combustion Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: TT_Fuse Enumerated_Domain_Value_Definition: Iron trioxide by titration after fusion, decomposition and precipitation Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: TT_HCl Enumerated_Domain_Value_Definition: Carbonate carbon and carbon dioxide (acid soluble carbon) by coulometric titration after HClO4 digestion and extraction Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: TT_HF Enumerated_Domain_Value_Definition: Ferrous oxide by colorimetric or potentiometric titration after HF-H2SO4 digestion Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: VOL Enumerated_Domain_Value_Definition: Carbon dioxide or carbonate carbon by evolution after acid decomposition; aka "gasometric" or "manometric" Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: WDX_Fuse Enumerated_Domain_Value_Definition: Major and minor elements by wavelength-dispersive X-ray fluorescence spectrometry after LiBO2 fusion digestion Enumerated_Domain_Value_Definition_Source: Metadata author Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: WDX_Raw Enumerated_Domain_Value_Definition: Chlorine, iodine and bromine by wavelength-dispersive X-ray fluorescence spectrometry on raw sample Enumerated_Domain_Value_Definition_Source: Metadata author Attribute: Attribute_Label: ANALYTIC_METHOD_DESC Attribute_Definition: Full description of analytical methods Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Descriptions of analytical methods Attribute: Attribute_Label: DIGESTION_METHOD Attribute_Definition: Digestion method used in analytical method Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Digestion methods used in analytical methods Attribute: Attribute_Label: ANALYTIC_METHOD_PUB_ID Attribute_Definition: Unique ID for analytical method publication; usually USGS Library call number for reference of analytical method; foreign key from AnalyticMethodBiblio table Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Unique ID for analytical method publications of analytical methods Detailed_Description: Entity_Type: Entity_Type_Label: AnalyticMethodBiblio Entity_Type_Definition: Table of references for analytical methods used to obtain chemical data Entity_Type_Definition_Source: Metadata author Attribute: Attribute_Label: ANALYTIC_METHOD_PUB_ID Attribute_Definition: Unique ID for analytical method publication; key field Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Usually USGS Library call numbers for reference of analytical methods Attribute: Attribute_Label: PUB_AUTHOR Attribute_Definition: Author(s) of analytical method publication Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Authors of analytical method publications Attribute: Attribute_Label: PUB_YEAR Attribute_Definition: Year of analytical method publication Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Range_Domain: Range_Domain_Minimum: 1884 Range_Domain_Maximum: 2007 Attribute_Units_of_Measure: year Attribute: Attribute_Label: PUB_TITLE Attribute_Definition: Title of analytical method publication Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Titles of analytical method publications Attribute: Attribute_Label: PUB_SERIES_TITLE Attribute_Definition: Series title of analytical method publication Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Series title of analytical method publication Attribute: Attribute_Label: PUB_PAGES Attribute_Definition: Pages in analytical method publication Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Pages in analytical method publications Attribute: Attribute_Label: PUB_URL Attribute_Definition: URL of analytical method publication, if available Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: URLs of analytical method publications Attribute: Attribute_Label: PUB_NOTES Attribute_Definition: Notes regarding analytical method publication Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Notes regarding analytical method publications Attribute: Attribute_Label: PUB_ORG_LINK Attribute_Definition: Organization linked to analytical method publication; see field "LAB_NAME" in table "Chem2" Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Organizations linked to analytical method publications Detailed_Description: Entity_Type: Entity_Type_Label: Mnrlgy Entity_Type_Definition: Table of mineralogy data for non-magnetic heavy mineral concentrate samples Entity_Type_Definition_Source: Metadata author Attribute: Attribute_Label: LAB_ID Attribute_Definition: Unique identifier assigned to each submitted sample by the Sample Control Officer of the analytical laboratory that received the sample; key field; foreign key from AGDB_Geol table Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Unique identifiers assigned to submitted samples by the Sample Control Officer of the analytical laboratory that received the samples Attribute: Attribute_Label: ARS Attribute_Definition: Arsenopyrite, presence or relative abundance, observed in concentrate sample Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Arsenopyrite, presence or relative abundances, observed in concentrate samples Attribute: Attribute_Label: AU Attribute_Definition: Gold, presence or relative abundance, observed in concentrate sample Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Gold, presence or relative abundances, observed in concentrate samples Attribute: Attribute_Label: BAR Attribute_Definition: Barite, presence or relative abundance, observed in concentrate sample Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Barite, presence or relative abundances, observed in concentrate samples Attribute: Attribute_Label: CAS Attribute_Definition: Cassiterite, presence or relative abundance, observed in concentrate sample Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Cassiterite, presence or relative abundances, observed in concentrate samples Attribute: Attribute_Label: CIN Attribute_Definition: Cinnabar, presence or relative abundance, observed in concentrate sample Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Cinnabar, presence or relative abundances, observed in concentrate samples Attribute: Attribute_Label: CPY Attribute_Definition: Chalcopyrite, presence or relative abundance, observed in concentrate sample Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Chalcopyrite, presence or relative abundances, observed in concentrate samples Attribute: Attribute_Label: FLR Attribute_Definition: Fluorite, presence or relative abundance, observed in concentrate sample Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Fluorite, presence or relative abundances, observed in concentrate samples Attribute: Attribute_Label: GAL Attribute_Definition: Galena, presence or relative abundance, observed in concentrate sample Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Galena, presence or relative abundances, observed in concentrate samples Attribute: Attribute_Label: MLY Attribute_Definition: Molybdenite, presence or relative abundance, observed in concentrate sample Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Molybdenite, presence or relative abundances, observed in concentrate samples Attribute: Attribute_Label: MNZ Attribute_Definition: Monazite, presence or relative abundance, observed in concentrate sample Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Monazite, presence or relative abundances, observed in concentrate samples Attribute: Attribute_Label: MNZ_dk Attribute_Definition: Monazite, dark variety, presence or relative abundance, observed in concentrate sample Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Monazite, dark variety, presence or relative abundances, observed in concentrate samples Attribute: Attribute_Label: MNZ_yel Attribute_Definition: Monazite, yellow variety, presence or relative abundance, observed in concentrate sample Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Monazite, yellow variety, presence or relative abundances, observed in concentrate samples Attribute: Attribute_Label: POW Attribute_Definition: Powellite, presence or relative abundance, observed in concentrate sample Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Powellite, presence or relative abundances, observed in concentrate samples Attribute: Attribute_Label: PYR Attribute_Definition: Pyrite, presence or relative abundance, observed in concentrate sample Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Pyrite, presence or relative abundances, observed in concentrate samples Attribute: Attribute_Label: SCH Attribute_Definition: Scheelite, presence or relative abundance, observed in concentrate sample Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Scheelite, presence or relative abundances, observed in concentrate samples Attribute: Attribute_Label: SPH Attribute_Definition: Sphalerite, presence or relative abundance, observed in concentrate sample Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Sphalerite, presence or relative abundances, observed in concentrate samples Attribute: Attribute_Label: STB Attribute_Definition: Stibnite, presence or relative abundance, observed in concentrate sample Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Stibnite, presence or relative abundances, observed in concentrate samples Attribute: Attribute_Label: THR Attribute_Definition: Thorite, presence or relative abundance, observed in concentrate sample Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Thorite, presence or relative abundances, observed in concentrate samples Attribute: Attribute_Label: NORM Attribute_Definition: Abbreviation for "no ore related minerals found" in concentrate sample Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Abbreviations for "no ore related minerals found" in concentrate samples Attribute: Attribute_Label: OreRelatedMnrl_Comment Attribute_Definition: Comment regarding ore or gem related minerals, after optical work Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Comments regarding ore or gem related minerals, after optical work Attribute: Attribute_Label: RockFormingMnrl_Comment Attribute_Definition: Comment regarding rock-forming minerals, after optical work Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Comments regarding rock-forming minerals, after optical work Attribute: Attribute_Label: Optical_Comment Attribute_Definition: General mineralogy comment, after optical work Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: General mineralogy comments, after optical work Attribute: Attribute_Label: Inferred_Comment Attribute_Definition: Tripp's comment without optical work, based on chemical analyses and previous USGS map publications Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Tripp's comments without optical work, based on chemical analyses and previous USGS map publications Detailed_Description: Entity_Type: Entity_Type_Label: MnrlName Entity_Type_Definition: Table of mineral names and their abbreviations used in the Mnrlgy table Entity_Type_Definition_Source: Metadata author Attribute: Attribute_Label: MNRL_ABBRV Attribute_Definition: Abbreviation used in table Mnrlgy for mineral name; key field Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Abbreviation used in table Mnrlgy for mineral name Attribute: Attribute_Label: MNRL_NAME Attribute_Definition: Mineral name used in table Mnrlgy Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Mineral name used in table Mnrlgy Detailed_Description: Entity_Type: Entity_Type_Label: FieldNameDictionary Entity_Type_Definition: Table of field name descriptions for all tables in the database Entity_Type_Definition_Source: Metadata author Attribute: Attribute_Label: FIELD_NAME Attribute_Definition: Field name populated in one or more tables of the AGDB database; key field Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Field names populated in one or more tables of the AGDB database Attribute: Attribute_Label: FIELD_TYPE Attribute_Definition: Data type of field Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Data types of fields Attribute: Attribute_Label: FIELD_SIZE_FORMAT Attribute_Definition: Maximum number of characters, or format of data, that can be entered in field Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Maximum number of characters, or formats of data, that can be entered in fields Attribute: Attribute_Label: FIELD_DESC Attribute_Definition: Description of field Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Descriptions of fields Attribute: Attribute_Label: FIELD_MIN Attribute_Definition: Minimum value entered in numeric fields; negative value represents lower limit of detection of the analytical method used Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Minimum values entered in numeric fields; various types of values Attribute: Attribute_Label: FIELD_MAX Attribute_Definition: Maximum value entered in numeric fields Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Maximum values entered in numeric fields; various types of values Attribute: Attribute_Label: FIELD_UNIT Attribute_Definition: Unit of measurement for reported value in numeric fields Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Units of measurement for reported values in numeric fields Attribute: Attribute_Label: FIELD_TABLES Attribute_Definition: Table(s) containing field Attribute_Definition_Source: Metadata author Attribute_Domain_Values: Unrepresentable_Domain: Tables containing fields Distribution_Information: Distributor: Contact_Information: Contact_Organization_Primary: Contact_Organization: U.S.Geological Survey Contact_Address: Address_Type: mailing and physical address Address: USGS Information Services Address: Box 25286 Address: Denver Federal Center City: Denver State_or_Province: Colorado Postal_Code: 80225 Country: United States of America Contact_Voice_Telephone: 1-888-ASK_USGS Contact_Electronic_Mail_Address: http://ask.usgs.gov Resource_Description: U.S. Geological Survey Data Series 759 Distribution_Liability: These data are released on the condition that neither the U.S. Geological Survey (USGS) nor the United States Government may be held liable for any damages resulting from authorized or unauthorized use. The USGS provides these data "as is" and makes no guarantee or warranty concerning the accuracy of information contained in the data. The USGS further makes no warranties, either expressed or implied as to any other matter, whatsoever, including, without limitation, the condition of the product, or its fitness for any particular purpose. The burden for determining fitness for use lies entirely with the user. This database, identified as DS 759, has been approved for release and publication by the Director of the USGS. Although this database has been subjected to rigorous review and is substantially complete, the USGS reserves the right to revise the data pursuant to further analysis and review. Furthermore, it is released on condition that neither the USGS nor the United States Government may be held liable for any damages resulting from its authorized or unauthorized use. Although these data have been processed successfully on a computer system at the U.S. Geological Survey, no warranty, expressed or implied is made regarding the display or utility of the data on any other system, or for general or scientific purposes, nor shall the act of distribution constitute such warranty. The U.S. Geological Survey shall not be held liable for improper or incorrect use of the data described and/or contained herein. Any use of trade, product or firm names is for descriptive purposes only and does not imply endorsement by the U.S. Geological Survey. Although this information product, for the most part, is in the public domain, it also contains copyrighted material as noted in the text. Permission to reproduce copyrighted items for other than personal use must be secured from the copyright owner. Standard_Order_Process: Digital_Form: Digital_Transfer_Information: Format_Name: Microsoft Access (.accdb), Microsoft Excel (.xlsx), and ascii tab delimited (.tab) Format_Information_Content: geochemical sample locations and analyses File_Decompression_Technique: no compression applied Digital_Transfer_Option: Online_Option: Computer_Contact_Information: Network_Address: Network_Resource_Name: http://pubs.usgs.gov/ds/759 Access_Instructions: The primary format used to deliver the dataset found in U.S. Geological Survey, 2013, Alaska Geochemical Database Version 2.0 (AGDB2) - Including "Best Value" Data Compilations for Rock, Sediment, Soil, Mineral, and Concentrate Sample Media: USGS Data Series 759 is Microsoft Access. This dataset was created in two other formats in order to facilitate wider usage for users who may prefer formats other than Access. Strong attempts were made to avoid inevitable data corruption caused by the reformatting of this dataset into other formats. The dataset in .accdb form may be accessed using Microsoft Access 2007 or 2010. The AGDB2 (AGDB2.accdb and AGDB2_Chem.accdb) contains seven relational datasets. These datasets comprise all of the data collected as part of the study and all of the data discussed in this report. From these datasets, three data tables were created of "best value" data compilations. These "best value" tables each present the analytical data in the format of one "best value" per sample per species. Also provided are the analytical methods for these values, as well as secondary values and their methods. Though this is a certain advantage to the "flatfile" or spreadsheet user, it must be stressed that the parameters and criteria for these datasets were chosen by the database designer and may not meet the specific requirements of the spreadsheet user for geospatial modeling. The AGDB2 contains tables of reference data sets regarding the ranking of "best values" that present the analytical data in the format of one "best value" per sample per species, analytical methods used, and analytical method references. A table of data field name definitions was also created from the data sets. The table Mnrlgy contains mineralogical data from 18,138 nonmagnetic heavy mineral concentrate samples. The database includes 9,699,962 results for 108,909 rock samples, 92,701 sediment samples, 6,869 soil samples, 7,357 mineral, and 48,209 heavy-mineral concentrate samples. These entries contain quantitative, qualitative, or descriptive measurements. Data definition is provided through the use of 989 unique parameters, or measurement types. The dataset in .xlsx form may be accessed using Microsoft Excel 2010. The geospatial and chemical data in the AGDB2 database were exported into Excel as five spreadsheets by sample media types rock, sediment, concentrate, mineral and soil for use by the non-database user so that all of the data is presented in Excel spreadsheet format. These spreadsheets each represent a unique dataset containing spatial, geologic and descriptive data, and contain "best value" data compilations. These "best value" tables each present the analytical data in the format of one "best value" per sample per species. Also provided are the analytical methods for these values, as well as secondary values and their methods. Though this is a certain advantage to the spreadsheet user, it must be stressed that the parameters and criteria for these datasets were chosen by the database designer and may not meet the specific requirements of the spreadsheet user for geospatial modeling. The file Mnrlgy contains mineralogical data from 18,138 nonmagnetic heavy mineral concentrate samples. Also exported from AGDB2 and provided as .xlsx files are reference data sets regarding the ranking of "best values" that present the analytical data in the format of one "best value" per sample per species, analytical methods used, analytical method references, and a field name dictionary. The intended relationships between the spreadsheets and their fields (columns) can be best understood by consulting Figure 2. Table relationships in the Alaska Geochemical Database Version 2.0, found in U.S. Geological Survey, 2013, Alaska Geochemical Database Version 2.0 (AGDB2) - Including "Best Value" Data Compilations for Rock, Sediment, Soil, Mineral, and Concentrate Sample Media: USGS Data Series 759. The dataset as ASCII tab-delimited test files may be accessed using any text editor, but is best used by loading each file into a relational database and re-establishing the links as shown in figure 2. Table relationships in the Alaska Geochemical Database, found in U.S. Geological Survey, 2013, Alaska Geochemical Database Version 2.0 (AGDB2) - Including "Best Value" Data Compilations for Rock, Sediment, Soil, Mineral, and Concentrate Sample Media: USGS Data Series 759. Fees: none Distribution_Information: Distributor: Contact_Information: Contact_Organization_Primary: Contact_Organization: U.S.Geological Survey Contact_Address: Address_Type: mailing and physical address Address: USGS Information Services Address: Box 25286 Address: Denver Federal Center City: Denver State_or_Province: Colorado Postal_Code: 80225 Country: United States of America Contact_Voice_Telephone: 1-888-ASK_USGS Contact_Electronic_Mail_Address: http://ask.usgs.gov Resource_Description: U.S. Geological Survey Data Series 759 Distribution_Liability: These data are released on the condition that neither the U.S. Geological Survey (USGS) nor the United States Government may be held liable for any damages resulting from authorized or unauthorized use. The USGS provides these data "as is" and makes no guarantee or warranty concerning the accuracy of information contained in the data. The USGS further makes no warranties, either expressed or implied as to any other matter, whatsoever, including, without limitation, the condition of the product, or its fitness for any particular purpose. The burden for determining fitness for use lies entirely with the user. This database, identified as DS 759, has been approved for release and publication by the Director of the USGS. Although this database has been subjected to rigorous review and is substantially complete, the USGS reserves the right to revise the data pursuant to further analysis and review. Furthermore, it is released on condition that neither the USGS nor the United States Government may be held liable for any damages resulting from its authorized or unauthorized use. Although these data have been processed successfully on a computer system at the U.S. Geological Survey, no warranty, expressed or implied is made regarding the display or utility of the data on any other system, or for general or scientific purposes, nor shall the act of distribution constitute such warranty. The U.S. Geological Survey shall not be held liable for improper or incorrect use of the data described and/or contained herein. Any use of trade, product or firm names is for descriptive purposes only and does not imply endorsement by the U.S. Geological Survey. Although this information product, for the most part, is in the public domain, it also contains copyrighted material as noted in the text. Permission to reproduce copyrighted items for other than personal use must be secured from the copyright owner. Standard_Order_Process: Non-digital_Form: Available as one DVD. Order from USGS at address above or see for more ordering information. Fees: For current charges please see website http://store.usgs.gov/public/mod/order.html Metadata_Reference_Information: Metadata_Date: 20110216 Metadata_Contact: Contact_Information: Contact_Person_Primary: Contact_Person: Matthew Granitto Contact_Organization: U.S. Geological Survey Contact_Address: Address_Type: mailing and physical address Address: Box 25046, Denver Federal Center, MS 973 City: Denver State_or_Province: Colorado Postal_Code: 80225 Country: United States of America Contact_Voice_Telephone: 1-303-236-1412 Contact_Facsimile_Telephone: 1-303-236-3200 Contact_Electronic_Mail_Address: granitto@usgs.gov Metadata_Standard_Name: FGDC Content Standards for Digital Geospatial Metadata Metadata_Standard_Version: FGDC-STD-001-1998 Metadata_Access_Constraints: none Metadata_Use_Constraints: none