Filter Results
10483 results
Sample ID: LC80-537 Georef Number: 1990-067969 Reference Title: Stratigraphic, lithologic, and major element geochemical constraintson magmatic evolution at Lassen volcanic center, California Reference Author: Muffler, L J Patrick (prefacer) Location Name: TEHAMA State: California Latitude: 40.3503 Longitude: -121.6278 Elevation: Not Available Rock Name: BASALT Rock Type: VOLCANIC Material: IGNEOUS Rock Composition: MAFIC Geological Age: PLEISTOCENE Age: Not Available Age Min: 0.01 Age Max: 1.8 Calculated Age: 0.91 Calculated Age Min: 0.01 Calculate Age Max: 1.8 Age Method: K-AR Mineral: UNKNOWN Material: UNKNOWN Method Comment: no comment. Institution: US GEOLOGICAL SURVEY Department: Not Available City State Zip: Not Available Country: USA Major Data: YES Trace Data: NO Isotope Data: NO
Data Types:
  • Image
  • Tabular Data
Sample ID: CH31 Georef Number: 1992-057192 Location Name: Christmas State: Arizona Latitude: 33.0625 Longitude: -110.73333 Elevation: Not Available Rock Name: TONALITE Rock Type: PLUTONIC Material: IGNEOUS Rock Composition: INTERMEDIATE Geological Age: PALEOCENE Age: 60.0 Age Min: Not Available Age Max: Not Available Calculated Age: 60.0 Calculated Age Min: 54.0 Calculate Age Max: 66.0 Age Method: K-AR Mineral: none Material: WHOLE ROCK Method Comment: no comment. Institution: UNIVERSITY OF ARIZONA Department: DEPARTMENT OF GEOSCIENCES City State Zip: TUCSON, AZ 85721 Country: USA Major Data: YES Trace Data: YES Isotope Data: YES
Data Types:
  • Image
  • Tabular Data
Sample ID: 94TO-B122A Georef Number: 2006-021428 Location Name: Not Available State: Oregon Latitude: 46.2736 Longitude: -122.5531 Elevation: Not Available Rock Name: DACITE Rock Type: VOLCANIC Material: IGNEOUS Rock Composition: FELSIC Geological Age: EOCENE Age: 36.0 Age Min: Not Available Age Max: Not Available Calculated Age: 36.0 Calculated Age Min: 32.4 Calculate Age Max: 39.6 Age Method: REG-COR Mineral: none Material: WHOLE ROCK Method Comment: Inferred from Sample ages in report: emcompasses entire age range reported Institution: Not Available Department: Not Available City State Zip: Not Available Country: Not Available Major Data: YES Trace Data: YES Isotope Data: NO
Data Types:
  • Image
  • Tabular Data
Sample ID: s_153A Georef Number: 1985-057419 Reference Title: The May 18, 1980, eruption of Mount St. Helens; 1, Melt composition and experimental phase equilibria. Reference Author: Rutherford-M-J; Sigurdsson-Haraldur; Carey-Steven; Davis-Andrew Location Name: CASCADES / HIGH CASCADES / NORTHWESTERN CASCADES / MOUNT ST. HELENS / CASTLE CREEK UNIT / PACIFIC OCEAN State: WASHINGTON Latitude: 46.1436 Longitude: -122.2019 Elevation: Not Available Rock Name: DACITE Rock Type: VOLCANIC Material: IGNEOUS Rock Composition: FELSIC Age: -0.00198025 Age Min: -0.00198026 Age Max: -0.00198024 Calculated Age: -0.00198025 Calculated Age Min: -0.00198026 Calculate Age Max: -0.00198024 Age Method: HISTORICAL Mineral: none Material: WHOLE ROCK Method Comment: no comment. Institution: Not Available Department: Not Available City State Zip: Not Available Country: Not Available Major Data: YES Trace Data: NO Isotope Data: NO
Data Types:
  • Image
  • Tabular Data
Sample ID: J85-76 Georef Number: 1991-007562 Reference Title: Case study of an extensive silicic lava; the Bracks Rhyolite, Trans-Pecos Texas. Reference Author: Henry-Christopher-D; Price-Jonathan-G; Rubin-Jeffrey-N; Laubach-Stephen-E Location Name: Bracks Rhyolite State: Texas Latitude: 30.5 Longitude: -104.75 Elevation: Not Available Rock Name: RHYOLITE Rock Type: VOLCANIC Material: IGNEOUS Rock Composition: FELSIC Geological Age: EOCENE Age: 36.8 Age Min: 26.0 Age Max: 38.0 Calculated Age: 36.8 Calculated Age Min: 26.0 Calculate Age Max: 38.0 Age Method: PER_COM Mineral: none Material: WHOLE ROCK Method Comment: D.S. Barker, 2004 Institution: Unknown Department: Not Available City State Zip: Unknown Country: USA Major Data: YES Trace Data: YES Isotope Data: NO
Data Types:
  • Image
  • Tabular Data
Sample ID: s_SS-47 Georef Number: 2001-011106 Reference Title: The origin of composition gaps at South Sister Volcano, central Oregon; implications for fractional crystallization processes beneath active calc-alkaline volcanoes. Reference Author: Brophy-J-G; Dreher-S-T Location Name: CASCADES / HIGH CASCADES / NORTHWESTERN CASCADES / SOUTH SISTER / PACIFIC OCEAN State: OREGON Latitude: 44.1 Longitude: -121.75 Elevation: Not Available Rock Name: ANDESITE Rock Type: VOLCANIC Material: IGNEOUS Rock Composition: INTERMEDIATE Geological Age: HOLOCENE Age: Not Available Age Min: Not Available Age Max: Not Available Calculated Age: 0.0 Calculated Age Min: 0.0 Calculate Age Max: 0.01 Age Method: UNKNOWN Mineral: none Material: WHOLE ROCK Method Comment: no comment. Institution: Unknown Department: Not Available City State Zip: Unknown Country: USA Major Data: YES Trace Data: YES Isotope Data: NO
Data Types:
  • Image
  • Tabular Data
Sample ID: DS85-51 Georef Number: 2006-900011 Reference Title: National Geochemical Database?eformatted Data from the National Uranium Resource Evaluation (NURE) Hydrogeochemical and Stream Sediment Reconnaissance (HSSR) Program Reference Author: Smith-Steven-M Location Name: Not Available State: Washington Latitude: 46.2989 Longitude: -121.8367 Elevation: Not Available Rock Name: DACITE Rock Type: PLUTONIC Material: IGNEOUS Rock Composition: FELSIC Geological Age: MIOCENE Age: Not Available Age Min: 5.0 Age Max: 34.0 Calculated Age: 19.0 Calculated Age Min: 5.0 Calculate Age Max: 34.0 Age Method: REG-COR Mineral: none Material: WHOLE ROCK Method Comment: no comment. Institution: Not Available Department: Not Available City State Zip: Not Available Country: Not Available Major Data: YES Trace Data: NO Isotope Data: NO
Data Types:
  • Image
  • Tabular Data
Sample ID: 21 Georef Number: 1928-001954 Reference Title: Geology and ore deposits of the Santa Fe District, Mineral County, Nevada. Reference Author: Clark-Clifton-Wirt Location Name: Not Available State: Nevada Latitude: 38.57 Longitude: -118.08 Elevation: Not Available Rock Name: GRANODIORITE Rock Type: PLUTONIC Material: IGNEOUS Rock Composition: INTERMEDIATE Geological Age: EARLY CRETACEOUS Age: Not Available Age Min: 65.0 Age Max: 144.8 Calculated Age: 104.9 Calculated Age Min: 65.0 Calculate Age Max: 144.8 Age Method: REG-COR Mineral: none Material: WHOLE ROCK Method Comment: no comment. Institution: USGS RESTON Department: BRANCH OF EASTERN MINERAL RESOURCES City State Zip: RESTON, VA 22092 Country: USA Major Data: YES Trace Data: NO Isotope Data: NO
Data Types:
  • Image
  • Tabular Data
Sample ID: NT 47 Georef Number: 1986-028492 Reference Title: Geological and geochemical investigations on the eastern Trans Mexican volcanic belt. Reference Author: Negendank-J-F-W; Emmermann-R; Krawczyk-R; Mooser-F; Tobschall-H; Werle-D Location Name: Paso del Rio, Ver. State: Veracruz-Llave Latitude: 19.4 Longitude: -96.65 Elevation: Not Available Rock Name: BASALTIC-ANDESITE Rock Type: VOLCANIC Material: IGNEOUS Rock Composition: INTERMEDIATE Geological Age: PLEISTOCENE Age: 2.24 Age Min: 1.0 Age Max: 3.0 Calculated Age: 2.24 Calculated Age Min: 1.0 Calculate Age Max: 3.0 Age Method: UNKNOWN Mineral: none Material: WHOLE ROCK Method Comment: no comment. Institution: Unknown Department: Not Available City State Zip: Unknown Country: USA Major Data: YES Trace Data: YES Isotope Data: YES
Data Types:
  • Image
  • Tabular Data
Sample ID: HC Georef Number: 1991-048821 Reference Author: Honjo, Norio Location Name: South Hills State: Idaho Latitude: 42.315834 Longitude: -113.99277 Elevation: Not Available Rock Name: RHYOLITE Rock Type: VOLCANIC Material: IGNEOUS Rock Composition: FELSIC Geological Age: MIOCENE Age: Not Available Age Min: 4.0 Age Max: 13.0 Calculated Age: 8.0 Calculated Age Min: 4.0 Calculate Age Max: 13.0 Age Method: REG-COR Mineral: none Material: WHOLE ROCK Method Comment: no comment. Institution: Not Available Department: Not Available City State Zip: Not Available Country: Not Available Major Data: YES Trace Data: YES Isotope Data: NO
Data Types:
  • Image
  • Tabular Data