Magnesium compounds
D.A. Kramer
2007, Mining Engineering (59) 43-44
Seawater and natural brines accounted for about 52 percent of U.S. magnesium compounds production in 2006. Dead-burned magnesia was produced by Martin Marietta Magnesia Specialties from well brines in Michigan. Caustic-calcined magnesia was recovered from sea-water by Premier Chemicals in Florida; from well brines in Michigan by Martin Marietta and...
Industrial diamond
D.W. Olson
2007, Mining Engineering (59) 37-38
World production of natural and synthetic industrial diamond was about 648 million carats in 2006, with 79 percent of the production coming from Ireland, Japan, Russia, South Africa, and the U.S. U.S. consumption was was an estimated 602 million carats, imports were over 391 million carats, and exports were about...
Gemstones
D.W. Olson
2007, Mining Engineering (59) 32-33
Part of the 2006 industrial minerals review. During 2006, total U.S. gemstone trade with all countries and territories exceeded $28.3 billion. Estimates indicate that U.S. gemstone markets accounted for over 35 percent of world gemstone demand in 2006. Natural gemstone production from U.S. deposits during 2006 was worth an estimated...
EAARL Submarine Topography - Northern Florida Keys Reef Tract
John Brock, C. Wayne Wright, Amar Nayegandhi, Matt Patterson, Laurinda J. Travers, Iris Wilson
2007, Open-File Report 2007-1432
This Web site contains 32 Lidar-derived bare earth topography maps and GIS files for the Northern Florida Keys Reef Tract. These lidar-derived submarine topographic maps were produced as a collaborative effort between the U.S. Geological Survey (USGS) Coastal and Marine Geology Program, FISC St. Petersburg, Florida, the National Park Service (NPS)...
EAARL Topography-Sagamore Hill National Historic Site
John Brock, C. Wayne Wright, Amar Nayegandhi, Matt Patterson, Laurinda J. Travers
2007, Open-File Report 2007-1394
This Web site contains lidar-derived bare earth (BE) and first return (FR) topography maps and GIS files for the Sagamore Hill National Historic Site. These lidar-derived topography maps were produced as a collaborative effort between the U.S. Geological Survey (USGS) Coastal and Marine Geology Program, FISC St. Petersburg, Florida, the National...
EAARL Topography-Padre Island National Seashore
John Brock, C. Wayne Wright, Amar Nayegandhi, Matt Patterson, Iris Wilson, Laurinda J. Travers
2007, Open-File Report 2007-1431
This Web site contains 116 Lidar-derived bare earth topography maps and GIS files for Padre Island National Seashore-Texas. These Lidar-derived topography maps were produced as a collaborative effort between the U.S. Geological Survey (USGS) Florida Integrated Science Center (FISC) St. Petersburg, Florida, the National Park Service (NPS) Gulf Coast Network, Inventory...
Mineral resource of the month: talc
Robert Virta, Brad Van Gosen
2007, Geotimes (2007)
When most people think of talc, they probably think of talcum and baby powder. However, these uses of talc are quite minor compared to its wide variety of applications in manufacturing. The leading use of talc is in the production of ceramics, where it acts as a source of magnesium...
Mineral resource of the month: phosphate rock
Stephen M. Jasinski
2007, Geotimes (2007)
Phosphate rock minerals provide the only significant global resources of phosphorus, which is an essential element for plant and animal nutrition. Phosphate rock is used primarily as a principal component of nitrogen-phosphorus-potassium fertilizers, but also to produce elemental phosphorus and animal feed....
Mineral resource of the month: steel
Michael D. Fenton
2007, Geotimes (2007)
About 96 million metric tons of steel was produced in the United States last year — more than any other metal. And the $3.46 billion of iron and steel scrap exported was also the highest of any metal scrap export, helping to reduce the U.S. trade deficit....
Construction aggregates
T.I. Nelson, W.P. Bolen
2007, Mining Engineering (59) 26-27
Construction aggregates, primarily stone, sand and gravel, are recovered from widespread naturally occurring mineral deposits and processed for use primarily in the construction industry. They are mined, crushed, sorted by size and sold loose or combined with portland cement or asphaltic cement to make concrete products to build roads, houses,...
Nitrogen
D.A. Kramer
2007, Mining Engineering (59) 44-45
Ammonia was produced by 15 companies at 25 plants in 16 states in the United States during 2006. Fifty-seven percent of U.S. ammonia production capacity was centered in Louisiana, Oklahoma and Texas because of their large reserves of natural gas, the dominant domestic feedstock. In 2006, U.S. producers operated at...
Ball clay
R.L. Virta
2007, Mining Engineering (59) 19-19
The article offers information on ball clay. Among the companies that mine ball clay in the U.S. are H.C. Spinks Clay, Kentucky-Tennessee Clay and Old Hickory Clay. In 2006, an estimated 1.2 million tons of the mineral was sold or used domestically and exported. Forty-percent of the total sales is...
Mineral resource of the month: silver
William E. Brooks
2007, Geotimes (2007)
Silver has been used for thousands of years as ornaments and utensils, for trade and as the basis of many monetary systems. The metal has played an important part in world history. Silver from the mines at Laurion, Greece, for example, financed the Greek victory over the Persians in 480...
Exploration review
D.R. Wilburn
2007, Mining Engineering (59) 37-47
This summary of international mineral exploration activities for 2006 draws upon available information from literature, industry and U.S. Geological Survey (USGS) specialists. The summary provides data on exploration budgets by region and mineral commodity, identifies significant mineral discoveries and areas of mineral exploration, discusses government programs affecting the mineral exploration...
Mineral resource of the month: kyanite
Michael J. Potter
2007, Geotimes (2007)
Kyanite and related minerals are used in making refractories, which are materials that can withstand high-temperature environments, generally in excess of 1,100 degrees Celsius. Refractories form an inner lining to furnaces, kilns and other containers with which molten metals and glass come into contact. Fifty to 70 percent of global...
Mineral resource of the month: wollastonite
Robert Virta, Brad Van Gosen
2007, Geotimes (2007)
When asked about wollastonite, most people respond “wollasta-what?” That’s because the wollastonite industry in the United States is relatively small and not highly publicized. Furthermore, the general public does not have any direct contact with wollastonite despite its use in many consumer products, ranging from car brakes to paint....
Mineral resource of the month: thallium
Xiaoyu Bi
2007, Geotimes (2007)
Thallium is known as a poison, its use initially suspected in the recent death of a Russian spy, but it has a variety of more important applications in everything from medical imaging to wireless communications....
Executive Summary — Assessment of undiscovered oil and gas resources of the San Joaquin Basin Province of California, 2003
Donald L. Gautier, Allegra Hosford Scheirer, Marilyn E. Tennyson, Kenneth E. Peters, Leslie B. Magoon, Paul G. Lillis, Ronald R. Charpentier, Troy A. Cook, Christopher D. French, Timothy R. Klett, Richard M. Pollastro, Christopher J. Schenk
2007, Professional Paper 1713-1
In 2003, the U.S. Geological Survey (USGS) completed an assessment of the oil and gas resource potential of the San Joaquin Basin Province of California (fig. 1.1). The assessment is based on the geologic elements of each Total Petroleum System defined in the province, including hydrocarbon source rocks (source-rock type...
Report of the First National Lidar Initiative Meeting, February 14-16, Reston, Va.
Jason M. Stoker, Jay Parrish, David Gisclair, David Harding, Ralph Haugerud, Martin Flood, Hans-Erik Andersen, Karen Schuckman, David Maune, Paul Rooney, Kirk Waters, Ayman Habib, Eddie Wiggins, Bryon Ellingson, Benjamin M. Jones, Steve Nechero, Amar Nayegandhi, Tim Saultz, George Lee
2007, Open-File Report 2007-1189
The first National Lidar Initiative meeting was held on February 14-16, 2007 at the USGS National Center in Reston, Virginia. This meeting was a successor to a meeting held September 12, 2006 of several agencies, including the National Aeronautics and Space Administration (NASA), the Association of American State Geologists (AASG),...
Evolving plans for the USA National Phenology Network
Julio L. Betancourt, Mark D. Schwartz, David D. Breshears, Carol A. Brewer, Gary Frazer, John E. Gross, Susan J. Mazer, Bradley C. Reed, Bruce E. Wilson
2007, Eos, Transactions, American Geophysical Union (88) 211-211
Phenology is the study of periodic plant and animal life cycle events, how these are influenced by seasonal and interannual variations in climate, and how they modulate the abundance, diversity, and interactions of organisms. The USA National Phenology Network (USA-NPN) is currently being organized to engage federal agencies, environmental networks...
Simulation-optimization modeling to assist conjunctive management of stream-aquifer systems of Rhode Island
Paul M. Barlow, Gregory E. Granato, David P. Ahlfeld
2007, Groundwater News and Views: Newsletter of the Association of Groundwater Scientists and Engineers (4) 4-5
WFRC patrners: our extended family
P. Connolly, D. Elliot, M. Parsley, J. Winton
2007, Fact Sheet 2007-3106
For more than five decades the Western Fisheries Research Center (WFRC) has worked with partners to provide research findings to managers of aquatic resources. Those partners form an extended family, a network of clients, colleagues, co-investigators, and customers. Our partners include numerous clients in other Department of Interior bureaus such...
A Monte Carlo simulation method for the assessment of undiscovered, conventional oil and gas: Chapter 26 in Petroleum systems and geologic assessment of oil and gas in the San Joaquin Basin Province, California
Ronald R. Charpentier, T. R. Klett
2007, Professional Paper 1713-26
The U.S. Geological Survey has developed two Monte Carlo programs for assessment of undiscovered conventional oil and gas resources. EMCEE (for Energy Monte Carlo) and Emc2 (for Energy Monte Carlo program 2) are programs that calculate probabilistic estimates of undiscovered resources based on input distributions for numbers and sizes of...
Conversion factors (approximate): Chapter 31 in Petroleum systems and geologic assessment of oil and gas in the San Joaquin Basin Province, California
2007, Professional Paper 1713-31
In 2003, the U.S. Geological Survey (USGS) completed an assessment of the oil and gas resource potential of the San Joaquin Basin Province of California. The assessment is based on the geologic elements of each Total Petroleum System defined in the province, including hydrocarbon source rocks (source-rock type and maturation...
A brief history of oil and gas exploration in the southern San Joaquin Valley of California:
Kenneth I. Takahashi, Donald L. Gautier
2007, Professional Paper 1713-3
The Golden State got its nickname from the Sierra Nevada gold that lured so many miners and settlers to the West, but California has earned much more wealth from so-called “black gold” than from metallic gold. The San Joaquin Valley has been the principal source for most of the petroleum...
