Argillic alteration

Results: 30



#Item
11Metamorphic facies / Volcanic rocks / Metamorphism / Basalt / Argillic alteration / Metamorphic rock / Phenocryst / Petrology / Metamorphic petrology / Geology

PLINIUS n. 34, 2008 PYROMETAMORPHIC PROCESSES AT THE INTERFACE BETWEEN MAGMA AND PRODUCTS OF THE HYDROTHERMAL SYSTEM IN ACTIVE VOLCANOES: EVIDENCE FROM THE EJECTA OF STROMBOLI (AEOLIAN ISLANDS, ITALY)

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Source URL: www.socminpet.it

Language: English - Date: 2009-04-03 05:40:57
12Matter / Mineral exploration / Prospecting / Soil test / Argillic alteration / Thallium / Economic geology / Geology / Chemistry

Geochemical Results of a Hydrothermally Altered Area at Baker Creek, Blaine County, Idaho By James A. Erdman, Falma J. Moye, Paul K. Theobald, Anne McCafferty, and Richard K. Larsen

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Source URL: pubs.usgs.gov

Language: English - Date: 2001-04-05 15:35:44
13Matter / Mineral exploration / Prospecting / Soil test / Argillic alteration / Thallium / Economic geology / Geology / Chemistry

Geochemical Results of a Hydrothermally Altered Area at Baker Creek, Blaine County, Idaho By James A. Erdman, Falma J. Moye, Paul K. Theobald, Anne McCafferty, and Richard K. Larsen

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Source URL: pubs.usgs.gov

Language: English - Date: 2001-04-05 15:35:26
14Clastic rock / Vein / Ore / Argillic alteration / Volcanogenic massive sulfide ore deposit / Geology / Economic geology / Breccia

NEWFOUNDLAND & LABRADOR Explore The Opportunities MANUELS GOLD E

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Source URL: www.nr.gov.nl.ca

Language: English - Date: 2013-12-13 12:28:16
15Crystallography / Argillic alteration / Alunite / Porphyry copper deposit / Ore / Heap leaching / Summitville mine / Open-pit mining / Acid mine drainage / Economic geology / Mining / Chemistry

EPITHERMAL QUARTZ-ALUNITE AU DEPOSITS (MODEL 25e; Berger, 1986) by Geoffrey S. Plumlee, Kathleen S. Smith, John E. Gray, and Donald B. Hoover SUMMARY OF RELEVANT GEOLOGIC, GEOENVIRONMENTAL, AND GEOPHYSICAL INFORMATION D

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Source URL: pubs.usgs.gov

Language: English - Date: 2004-04-05 14:17:23
16Crystallography / Porphyry copper deposit / Pyrite / Argillic alteration / Molybdenite / Gold mining in Alaska / Admiralty mining district / Economic geology / Chemistry / Matter

Alaska Resource Data File Chignik quadrangle Descriptions of the mineral occurrences shown on the accompanying figure follow. See U.S. Geological Survey[removed]for a description of the information content of each field

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Source URL: ardf.wr.usgs.gov

Language: English - Date: 2012-07-25 12:40:09
17Crystallography / Argillic alteration / Alunite / Jarosite / Metasomatism / Ore / Woodhouseite / Supergene / Economic geology / Geology / Chemistry

Hydrothermal Enrichment of Gallium in Zones of Advanced Argillic Alteration—Examples from the Paradise Peak and McDermitt Ore Deposits, Nevada Chapter C of Contributions to Industrial-Minerals Research

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Source URL: pubs.usgs.gov

Language: English - Date: 2003-12-30 13:52:34
18Sulfate minerals / Petrology / Chemistry / Argillic alteration / Alunite / Metamorphic petrology / Metasomatism / Phengite / Geology / Economic geology / Crystallography

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Source URL: www.nr.gov.nl.ca

Language: English - Date: 2014-02-28 09:32:24
19Sulfate minerals / Phyllosilicates / Alunite / Argillic alteration / Jarosite / Dickite / Spectroscopy / Marysvale Canyon / Marysvale volcanic field / Chemistry / Crystallography / Natural resources

MINERAL MAPPING IN THE MARYSVALE VOLCANIC FIELD, UTAH USING AVIRIS DATA ger N. Clark, Charles G. Barnaby W. Rockwell, Roger N. Clark, Charles G. Cunningham, Stephen J. Sutley, Carol A. Gent, Robert R. McDougal, K. Eric L

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Source URL: speclab.cr.usgs.gov

Language: English - Date: 2006-10-03 18:11:47
20Volcanic rocks / Cascade Range / Cascade Volcanoes / Volcanology / Geology of the Lassen volcanic area / Geothermal areas in Lassen Volcanic National Park / Mount Tehama / Argillic alteration / Andesite / Geology / Petrology / Lassen Volcanic National Park

The mineralogy and origin of hydrothermally altered Quaternary volcanic rocks on the south flank of Lassen volcano, California: Interim report for USGS Mineral Resource External Research Program grant of $42,000 in FY 20

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Source URL: minerals.usgs.gov

Language: English - Date: 2006-12-11 16:59:50
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