Deposit ID | 10001345 |
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MRDS ID | A012086 |
Record type | Site |
Current site name | Mariposa Ridge Occurrence |
Geographic coordinates: | -134.677, 58.09835 (WGS84) |
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Location accuracy | 2000(meters) |
(click for info) |
Country | State |
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United States | Alaska |
Commodity | Importance |
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Lead | Primary |
Zinc | Primary |
Silver | Primary |
Barium-Barite | Secondary |
Gold | Tertiary |
Materials | Type of material |
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Quartz | Gangue |
Result | VEIN SAMPLE: 0.7% PB, 0.3% ZN, 0.25 PPM AG |
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Result | META-VOLCANIC SAMPLE: 0.5% BA,TR,AS,AG,AU |
Host or associated | Host |
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Rock type | Sedimentary Rock > Carbonate > Dolomite |
(1) | -134.677, 58.09835 |
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Development status | Occurrence |
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Commodity type | Both metallic and non-metallic |
Deposit size | Small |
Significant | No |
Discovery year | 1983 |
District name | Admiralty |
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Ownership category | National Forest |
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Agency | Database name | Acronym | Record ID | Notes |
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USGS | Mineral Resources Data System | MRDS | A012086 |
USGS OFR 85-717, P. 92
BAG-OFR-85-717-079
Subject category | Comment text |
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Deposit | SHEAR ZONE IN DOLOMITE WITH MARIPOSITE AND QUARTZ STRINGERS; NEARBY META-VOLCANIC UNIT ALSO SHEARED AND SPARSELY MINERALIZED |
Type | Date | Name | Affiliation | Comment |
---|---|---|---|---|
Reporter | 01-MAY-1986 | Leonard, Kenneth R. (Elliott, R. L.) | U.S. Geological Survey | |
Editor | 14-APR-1994 | Mosier, Dan | U.S. Geological Survey |