Lithology.gdb

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Metadata:

Identification_Information:
Citation:
Citation_Information:
Originator: U.S. Geological Survey
Publication_Date: 2016
Title: Lithology.gdb
Geospatial_Data_Presentation_Form: vector digital data
Larger_Work_Citation:
Citation_Information:
Originator: Susan M. Karl (ed.)
Originator: James V. Jones, III (ed.)
Originator: Timothy S. Hayes (ed.)
Publication_Date: 2016
Title:
GIS-based identification of areas that have resource potential for critical minerals in six selected groups of deposit types in Alaska
Series_Information:
Series_Name: U.S. Geological Survey Open-File Report
Issue_Identification: 2016-1191
Other_Citation_Details:
The larger work includes data sets for mineral resource data, geochemistry (stream sediment, rock, soil, mineral, and heavy mineral concentrate), igneous rock geochemical indices, aeroradiometric data, and hydrologic units analyzed for select deposit types.
Online_Linkage: http://dx.doi.org/10.3133/ofr20161191
Description:
Abstract:
Polygon features showing the distribution of various lithology types in Alaska. These data layers were derived from a statewide geology geospatial database containing attributes which generalize the lithologies of the geologic units. Each polygon feature class is also provided as a shapefile.
Purpose:
The lithology data layers were created to provide rock type information to estimate the potential of mineral resources in the state of Alaska.
Supplemental_Information:
Frederic H. Wilson, Hults, Chad P., Mull, Charles G., and Karl, Susan, M., comps., 2015, Geologic map of Alaska: U.S. Geological Survey Scientific Investigations Map 3340, 196 p., 2 sheets, scale 1:584,000, http://dx.doi.org/10.3133/sim3340.
Time_Period_of_Content:
Time_Period_Information:
Single_Date/Time:
Calendar_Date: 2015
Currentness_Reference: publication date
Status:
Progress: Complete
Maintenance_and_Update_Frequency: Unknown
Spatial_Domain:
Bounding_Coordinates:
West_Bounding_Coordinate: 172.0
East_Bounding_Coordinate: -130.0
North_Bounding_Coordinate: 71.4
South_Bounding_Coordinate: 51.0
Keywords:
Theme:
Theme_Keyword_Thesaurus: None
Theme_Keyword: lithology
Theme_Keyword: carbonate
Theme_Keyword: ultramafic
Theme_Keyword: hypabyssal
Theme_Keyword: metaigneous
Theme_Keyword: gravel
Theme_Keyword: plutonic
Theme_Keyword: volcanic
Theme_Keyword: arkose
Theme_Keyword: sandstone
Theme_Keyword: coal
Theme:
Theme_Keyword_Thesaurus: ISO 19115 Topic Category
Theme_Keyword: geoscientificInformation, 008
Place:
Place_Keyword_Thesaurus: Geographic Names Information System
Place_Keyword: Alaska
Access_Constraints: None
Use_Constraints:
None. Users are advised to read the metadata for the dataset thoroughly to understand appropriate use and data limitations.
Data_Set_Credit: Nora Shew
Native_Data_Set_Environment: Data was created using ESRI ArcGIS, version 10.2
Data_Quality_Information:
Attribute_Accuracy:
Attribute_Accuracy_Report:
This dataset was derived from a geology data set intended for use at a nominal scale of 1:250,000. The lithologic coding in the Alaska geology database is based on the regional geologic unit. Geologic units are comprised of more than one rock type, therefore a particular area may be covered by more than one lithology layer. The relative abundance of each lithology in each geologic unit is a coded attribute. The coding schema uses 'Major' for greater or equal to 33 percent; 'Minor' if between 10 and 33 percent; 'Incidental' for less than 10 percent; and 'Indeterminate, major' if relative abundance is unknown.
Logical_Consistency_Report:
The lithology feature classes consist of polygons. The polygons were selected from a state geology dataset based on the lithology and its relative abundance, and then the polygons were dissolved into single part features.
Completeness_Report:
Geologic data and knowledge is not uniform across the state of Alaska; therefore, the certainty of the distribution of lithologies is uneven. These datasets are created from the current best digital data available. The attributes from the original geology dataset are not included, however the digital geologic map is published data.
Positional_Accuracy:
Horizontal_Positional_Accuracy:
Horizontal_Positional_Accuracy_Report: Data is presented for use at a nominal scale of 1:250,000.
Lineage:
Process_Step:
Process_Description:
Polygons were selected from the Alaska state geology database based on the lithology attributes and relative abundance to create the lithology data sets. Once selected, the polygons were exported to a new data set, and then the polygons were dissolved into single part features. All attributes from the original geology dataset were dropped.
Process_Date: 2015
Process_Contact:
Contact_Information:
Contact_Organization_Primary:
Contact_Organization: U.S. Geological Survey
Contact_Person: Nora Shew
Contact_Address:
Address_Type: mailing and physical address
Address: 4210 University Drive
City: Anchorage
State_or_Province: Alaska
Postal_Code: 99508-4626
Country: USA
Contact_Voice_Telephone: 907-786-7445
Contact_Electronic_Mail_Address: nshew@usgs.gov
Spatial_Data_Organization_Information:
Direct_Spatial_Reference_Method: Vector
Spatial_Reference_Information:
Horizontal_Coordinate_System_Definition:
Planar:
Map_Projection:
Map_Projection_Name: NAD 1983 Alaska Albers (Meters)
Albers_Conical_Equal_Area:
Standard_Parallel: 55.0
Standard_Parallel: 65.0
Longitude_of_Central_Meridian: -154.0
Latitude_of_Projection_Origin: 50.0
False_Easting: 0.0
False_Northing: 0.0
Planar_Coordinate_Information:
Planar_Coordinate_Encoding_Method: coordinate pair
Coordinate_Representation:
Abscissa_Resolution: 0.001
Ordinate_Resolution: 0.001
Planar_Distance_Units: meters
Geodetic_Model:
Horizontal_Datum_Name: North American Datum of 1927
Ellipsoid_Name: Clarke 1866
Semi-major_Axis: 6378206.4
Denominator_of_Flattening_Ratio: 297.9786982
Entity_and_Attribute_Information:
Detailed_Description:
Entity_Type:
Entity_Type_Label: Carbonate_major
Entity_Type_Definition:
Subset of the Alaska geology database in which lithology is categorized as 'Carbonate', 'Calc-silicate-rock', or 'Metacarbonate', and RANK is 'Major' or 'Indeterminate, major'.
Entity_Type_Definition_Source: this data set
Detailed_Description:
Entity_Type:
Entity_Type_Label: Carbonate_other
Entity_Type_Definition:
Subset of the Alaska geology database in which lithology is categorized as 'Carbonate', 'Calc-silicate-rock', or 'Metacarbonate', and RANK is 'Minor', 'Incidental', or 'Indeterminate, major'.
Entity_Type_Definition_Source: this data set
Detailed_Description:
Entity_Type:
Entity_Type_Label: Ultramafic_major
Entity_Type_Definition:
Subset of the Alaska geology database in which lithology is categorized as 'Gabbroic', 'Anorthosite', 'Ultramafic', 'Lamprophyre', 'Mafic-volcanic', 'Ultramafic-volcanic', 'Greenstone', 'Serpentinite', 'Mafic-hypabyssal' excluding 'Hypabyssal-andesite', 'Mafic-volcanic' excluding 'Andesite', 'Metadiabase', 'Metagabbro', 'Metaultramafic', 'Metadunite', 'Metaperidotite' or 'Metapyroxenite'. RANK is 'Major' or 'Indeterminate, major'.
Entity_Type_Definition_Source: this data set
Detailed_Description:
Entity_Type:
Entity_Type_Label: Ultramafic_other
Entity_Type_Definition:
Subset of the Alaska geology database in which lithology is categorized as 'Gabbroic', 'Anorthosite', 'Ultramafic', 'Lamprophyre', 'Mafic-volcanic', 'Ultramafic-volcanic', 'Greenstone', 'Serpentinite', 'Mafic-hypabyssal' excluding 'Hypabyssal-andesite', 'Mafic-volcanic' excluding 'Andesite', 'Metadiabase', 'Metagabbro', 'Metaultramafic', 'Metadunite', 'Metaperidotite' or 'Metapyroxenite'. RANK is 'Minor' or 'Incidental'.
Entity_Type_Definition_Source: this data set
Detailed_Description:
Entity_Type:
Entity_Type_Label: Gravel_anthro
Entity_Type_Definition:
Subset of the Alaska geology database in which the geologic unit is categorized as placer or anthropogenic deposits.
Entity_Type_Definition_Source: this data set
Detailed_Description:
Entity_Type:
Entity_Type_Label: Gravel_highlevel
Entity_Type_Definition:
Subset of the Alaska geology database in which the geologic unit is categorized as Quaternary or Tertiary aged high-level gravel.
Entity_Type_Definition_Source: this data set
Detailed_Description:
Entity_Type:
Entity_Type_Label: Gravel_undivided
Entity_Type_Definition:
Subset of the Alaska geology database in which the geologic unit is categorized as Quaternary or Tertiary aged older surficial deposits, undivided.
Entity_Type_Definition_Source: this data set
Detailed_Description:
Entity_Type:
Entity_Type_Label: Hypabyssal
Entity_Type_Definition:
Subset of the Alaska geology database in which lithology is categorized as 'Hypabyssal'. No selection on RANK is made.
Entity_Type_Definition_Source: this data set
Detailed_Description:
Entity_Type:
Entity_Type_Label: Metaigneous
Entity_Type_Definition:
Subset of the Alaska geology database in which lithology is categorized as 'Metaigneous'. No selection on RANK is made.
Entity_Type_Definition_Source: this data set
Detailed_Description:
Entity_Type:
Entity_Type_Label: Plutonic_major
Entity_Type_Definition:
Subset of the Alaska geology database in which lithology is categorized as 'Plutonic' and RANK is 'Major' or 'Indeterminate, major'.
Entity_Type_Definition_Source: this data set
Detailed_Description:
Entity_Type:
Entity_Type_Label: Plutonic_other
Entity_Type_Definition:
Subset of the Alaska geology database in which lithology is categorized as 'Plutonic' and RANK is 'Minor' or 'Incidental'.
Entity_Type_Definition_Source: this data set
Detailed_Description:
Entity_Type:
Entity_Type_Label: Volcanic
Entity_Type_Definition:
Subset of the Alaska geology database in which lithology is categorized as 'Volcanic'. No selection on RANK is made.
Entity_Type_Definition_Source: this data set
Detailed_Description:
Entity_Type:
Entity_Type_Label: REE_lith_major
Entity_Type_Definition:
Subset of the Alaska geology database in which lithology is categorized as 'Granitic' excluding 'Granodiorite' and 'Tonalite', 'Syenitic', 'Foidal-syenitic', 'Intrusive-carbonatite', or 'Felsic-hypabyssal'. RANK is 'Major' or 'Indeterminate, major'.
Entity_Type_Definition_Source: this data set
Detailed_Description:
Entity_Type:
Entity_Type_Label: Arkose
Entity_Type_Definition:
Subset of the Alaska geology database in which lithology is categorized as 'Arkose'. No selection on RANK is made.
Entity_Type_Definition_Source: this data set
Detailed_Description:
Entity_Type:
Entity_Type_Label: Coal_unit
Entity_Type_Definition:
Created from shapefile coalunit_poly.shp in publication Merritt, R.D., and Hawley, C.C., 1986, Map of Alaska's coal resources: Alaska Division of Geological and Geophysical Surveys Special Report 37, scale 1:2,500,000. Shapefile was converted to a geodatabase feature class and 2 fields, age and selection, were added.
Entity_Type_Definition_Source:
Alaska Division of Geological and Geophysical Surveys Special Report 37 and this data set.
Attribute:
Attribute_Label: id
Attribute_Definition: Field id is retained from the original shapefile.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Unrepresentable_Domain: The only value in the dataset is 0; no definition available.
Attribute:
Attribute_Label: RANK
Attribute_Definition: Coal rank is the classification or grade of coal.
Attribute_Definition_Source: Alaska Division of Geological and Geophysical Surveys (ADGGS)
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: 0
Enumerated_Domain_Value_Definition: No rank has been assigned.
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: 1
Enumerated_Domain_Value_Definition:
Anthracite or semianthracite beds of mineable thickness - minimum 14 inches.
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: 2
Enumerated_Domain_Value_Definition: Anthracite or semianthracite - resource potential less certain.
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: 3
Enumerated_Domain_Value_Definition: Bituminous coal beds of mineable thickness - minimum 14 inches.
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: 4
Enumerated_Domain_Value_Definition: Bituminous coal - resource potential less certain.
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: 5
Enumerated_Domain_Value_Definition:
Subbituminous coal underlain by bituminous coal - resource potential undefined.
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: 6
Enumerated_Domain_Value_Definition:
Subbituminous coal beds of mineable thickness - minimum 30 inches.
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: 7
Enumerated_Domain_Value_Definition: Subbituminous coal - resource potential less certain.
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: 8
Enumerated_Domain_Value_Definition:
Lignite underlain by subbituminous coal - resource potential undefined.
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: 9
Enumerated_Domain_Value_Definition: Lignite beds of mineable thickness - minimum 30 inches.
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: 10
Enumerated_Domain_Value_Definition: Lignite - resource potential less certain.
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute:
Attribute_Label: UNIT
Attribute_Definition: Geologic unit
Attribute_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Kc
Enumerated_Domain_Value_Definition:
Northern Alaska Province, mainly Corwin Formation of Nanushuk Group
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Kcb
Enumerated_Domain_Value_Definition:
Yukon-Koyukuk Province, continental rocks, includes upper member Bergman Goup and Kaltak and Nulato Formations
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Kcc
Enumerated_Domain_Value_Definition: Yukon-Koyukuk Province, continental rocks
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Kco
Enumerated_Domain_Value_Definition: Northern Alaska Province, Colville Group
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Kcv
Enumerated_Domain_Value_Definition:
Alaska Peninsula Province, Chignik Formation, Coal Valley Member
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Kk
Enumerated_Domain_Value_Definition:
Southwestern Alaska, continental to littoral marine rocks, includes Kuskokwim Group
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Kms
Enumerated_Domain_Value_Definition: Northern Alaska Province, marine sedimentary rocks
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Mk
Enumerated_Domain_Value_Definition: Northern Alaska Province, Kapaloak Formation of Lisburne Group
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: QTu
Enumerated_Domain_Value_Definition:
Nenana Province, Nenana Gravel and surficial deposits, undivided
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Tar
Enumerated_Domain_Value_Definition: Cook Inlet-Susitna Province, Arkose Ridge Formation
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Tbl
Enumerated_Domain_Value_Definition:
Alaska Peninsula Province, Bear Lake Formation, Unga Conglomerate Member
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Tbs
Enumerated_Domain_Value_Definition:
Cook Inlet-Susitna Province, Beluga and Sterling Formations, undivided
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Tc
Enumerated_Domain_Value_Definition:
Cook Inlet-Susistna Province, Chickaloon Formation, lower member
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Tcb
Enumerated_Domain_Value_Definition: Nenana Province, continental rocks undivided
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Tcbu
Enumerated_Domain_Value_Definition: Cook Inlet-Susitna Province, continental rocks, undivided
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Tccb
Enumerated_Domain_Value_Definition: Upper Yukon Province, continental rocks
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Tcl
Enumerated_Domain_Value_Definition: Southeastern Alaska, continental rocks
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Tcls
Enumerated_Domain_Value_Definition: Seward Peninsula Province, continental rocks
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Tcu
Enumerated_Domain_Value_Definition: Cook Inlet-Susitna Province, Chickaloon Formation, upper member
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Tf
Enumerated_Domain_Value_Definition: Other coal-bearing areas, Frederika Formation
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Tga
Enumerated_Domain_Value_Definition: Other coal-bearing areas, Gakona Formation
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Thc
Enumerated_Domain_Value_Definition: Nenana Province, Healy Creek Formation
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Tk
Enumerated_Domain_Value_Definition: Gulf of Alaska Province, Kushtaka Formation
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Tkc
Enumerated_Domain_Value_Definition: Gulf of Alaska Province, Kulthieth Formation
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: TKcb
Enumerated_Domain_Value_Definition: Upper Yukon Province, continental rocks
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Tku
Enumerated_Domain_Value_Definition:
Cook Inlet-Susitna Province, sedimentary rocks, undivided. The label is Tku in polygon attribute table, but TKu on map sheet. The unit age is given as Tertiary-Cretaceous on the map sheet.
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Tls
Enumerated_Domain_Value_Definition: Cook Inlet-Susitna Province, continental rocks
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Tsl
Enumerated_Domain_Value_Definition: Northern Alaska Province, Sagavanirktok Formation
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Tt
Enumerated_Domain_Value_Definition: Cook Inlet-Susitna Province, Tyonek Formation
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Tts
Enumerated_Domain_Value_Definition:
Cook Inlet-Susitna Province, Tyonek Formation, Sandstone and Conglomerate Members
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Ttt
Enumerated_Domain_Value_Definition:
Cook Inlet-Susitna Province, Tyonek and Tsadaka Formations, undivided
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Tu
Enumerated_Domain_Value_Definition: Cook Inlet-Susitna Province, Kenai Group, undivided
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Tuu
Enumerated_Domain_Value_Definition:
Nenana Province, Usibelli Group (includes Grubstake, Lignite Creek, Suntrana, Sanctuary, and Healy Creek Formations)
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Twf
Enumerated_Domain_Value_Definition: Cook Inlet-Susitna Province, West Foreland Formation
Enumerated_Domain_Value_Definition_Source: ADGGS
Attribute:
Attribute_Label: RANK_DESC
Attribute_Definition:
Description of coal classification or grade. Correlates with RANK.
Attribute_Definition_Source: ADGGS
Attribute_Domain_Values:
Unrepresentable_Domain: free text
Attribute:
Attribute_Label: age
Attribute_Definition:
Geologic age of geologic unit as presented in original publication ADGGS Special Report 37. Null values are present.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Unrepresentable_Domain: free text or null
Attribute:
Attribute_Label: selection
Attribute_Definition:
Field created to base age query for sandstone uranium HUC analysis.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: yes
Enumerated_Domain_Value_Definition: Geologic unit is Tertiary or Upper Cretaceous in age.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: no
Enumerated_Domain_Value_Definition: Geologic age is not of Tertiary or Upper Cretaceous age.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute:
Attribute_Label: coalbearing
Attribute_Definition:
Field created to base coal query for sandstone uranium HUC analysis. Null values are present.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: yes
Enumerated_Domain_Value_Definition:
Geologic unit is described as coal-bearing in ADGGS Special Report 37.
Enumerated_Domain_Value_Definition_Source: this data set
Detailed_Description:
Entity_Type:
Entity_Type_Label: Sandstone
Entity_Type_Definition:
Subset of the Alaska geology database in which lithology is categorized as 'Clastic' but excluding 'Mudstone', 'Siltstone', 'Siltstone-mudstone', 'Graywacke', and ' Calcarenite', or 'Metaclastic' excluding 'Metasiltstone', 'Pelitic-schist', 'Phyllite', 'Slate', and 'Metagraywacke'. No selection on RANK is made.
Entity_Type_Definition_Source: this data set
Detailed_Description:
Entity_Type:
Entity_Type_Label: Sandstone_buffer
Entity_Type_Definition:
The intersection of a 3 km outside only buffer around the Sandstone layer with unconsolidated sediments.
Entity_Type_Definition_Source: this data set
Detailed_Description:
Entity_Type:
Entity_Type_Label: Sandstone_Tert
Entity_Type_Definition:
Subset of dataset Sandstone in which age is either 'Tertiary' or 'Tertiary and/or Cretaceous'.
Entity_Type_Definition_Source: this data set
Detailed_Description:
Entity_Type:
Entity_Type_Label: SnGranite_lith
Entity_Type_Definition:
Subset of the Alaska geology database in which lithology is categorized as 'Granitic' excluding 'Granodiorite' and 'Tonalite', or 'Felsic-hypabyssal'. No selection on RANK is made.
Entity_Type_Definition_Source: this data set
Distribution_Information:
Distributor:
Contact_Information:
Contact_Organization_Primary:
Contact_Organization: U.S. Geological Survey
Contact_Address:
Address_Type: mailing address
Address:
MS902 Box 25286 Denver Federal Center
City: Lakewood
State_or_Province: CO
Postal_Code: 80225
Country: U.S.A.
Contact_Voice_Telephone: 1-888-ASK-USGS
Resource_Description: USGS Open-File Report 2016-1191
Distribution_Liability:
This publication was prepared by an agency of the United States Government. Neither the United States Government nor any agency thereof, nor any of their employees, makes any warranty, expressed or implied, or assumes any legal liability or responsibility for the accuracy, product, or process disclosed in this report, or represents that its use would not infringe privately owned rights. Reference therein to any specific commercial product, process, or service by trade name, trademark, manufacturer, or otherwise does not necessarily constitute or imply its endorsement, recommendation, or favoring by the United States Government or any agency thereof.
Standard_Order_Process:
Digital_Form:
Digital_Transfer_Information:
Format_Name: ArcGIS geodatabase
Digital_Transfer_Option:
Online_Option:
Computer_Contact_Information:
Network_Address:
Network_Resource_Name: http://dx.doi.org/10.3133/ofr20161191
Fees: none
Metadata_Reference_Information:
Metadata_Date: 20151229
Metadata_Review_Date: 20160906
Metadata_Contact:
Contact_Information:
Contact_Organization_Primary:
Contact_Organization: U.S. Geological Survey
Contact_Person: Nora Shew
Contact_Address:
Address_Type: mailing and physical address
Address: 4210 University Drive
City: Anchorage
State_or_Province: AK
Postal_Code: 99508-4626
Country: U.S.A.
Contact_Voice_Telephone: 907-786-7445
Contact_Electronic_Mail_Address: nshew@usgs.gov
Metadata_Standard_Name: FGDC Content Standard for Digital Geospatial Metadata
Metadata_Standard_Version: FGDC-STD-001-1998

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