Deposit ID | 10001101 |
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MRDS ID | A011787 |
Record type | Site |
Current site name | Unnamed Occurrence |
Geographic coordinates: | -145.98079, 63.30272 (WGS84) |
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Country | State |
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United States | Alaska |
Commodity | Importance |
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Copper | Primary |
Gold | Secondary |
Silver | Secondary |
Materials | Type of material |
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Chalcopyrite | Ore |
Garnet | Gangue |
Magnetite | Gangue |
Pyroxene | Gangue |
Quartz | Gangue |
Result | 0.42% CU, 0.01 OZ/TON AU, 0.40 OZ/TON AG, ADGGS GR14, P.28 |
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Host or associated | Host |
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Rock type | Metamorphic Rock > Skarn (Tactite) |
(1) | -145.98079, 63.30272 |
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Development status | Occurrence |
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Commodity type | Metallic |
Deposit size | Small |
Significant | No |
District name | Delta River |
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Agency | Database name | Acronym | Record ID | Notes |
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USGS | Mineral Resources Data System | MRDS | A011787 |
ADGGS GR 14, P. 28, 33-34, LOC.7
Subject category | Comment text |
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Deposit | TACTITE REPLACED ZONE SEVERAL FT WIDE IN CHERTY LIMESTONE CONTAINS CHALCOPYRITE, MAGNETITE AND PYRITE; OLD PLACER WORKINGS NEARBY |
Type | Date | Name | Affiliation | Comment |
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Reporter | 01-AUG-1985 | Leonard, Kenneth R. (Elliott, R. L.) | U.S. Geological Survey |