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Gravity data from the San Pedro River Basin, Cochise County, Arizona
321 observed gravity values with free-air, simple Bouguer, and complete Bouguer anomaly values; high-precision relative-gravity surveys repeated over time, useful for aquifer-storage-change monitoring; and absolute gravity values for use as base stations. |
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Lithogeochemistry of mineralized and altered rock samples from the northern Talkeetna Mountains, south-central Alaska
Chemical analysis of 201 samples of rocks thought to be altered or mineralized in an area containing numerous mines. |
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Ni-Co laterite deposits of the world-database and grade and tonnage models
Location, type, mineralogy, name, tonnage and grade, and geological setting for 120 deposits of this type. The US has no active nickel mines or nickel reserves. |
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Preliminary isostatic residual gravity anomaly map of Paso Robles 30 x 60 minute quadrangle, California
Includes 2,604 (170 not previously published) gravity station measurements with calculations of free-air, simple Bouguer, complete Bouguer, and isostatic anomaly. |
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Stream-sediment samples reanalyzed for major, rare earth, and trace elements from seven 1:250,000-scale quadrangles, south-central Alaska, 2007-09
New analyses of 1,075 previously collected stream sediment samples, measuring more elements with better precision. Includes arsenic, gold, palladium, and platinum and 55 major, rare earth, and trace element concentrations. |
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