Deposit ID | 10000513 |
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MRDS ID | A010707 |
Record type | Site |
Current site name | Orange Hill Prospect |
Alternate or previous names | Lemon, Alaska Nabesna Corp. |
Geographic coordinates: | -142.84143, 62.20386 (WGS84) |
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Country | State |
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United States | Alaska |
Commodity | Importance |
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Copper | Primary |
Molybdenum | Primary |
Gold | Secondary |
Silver | Secondary |
Materials | Type of material |
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Chalcopyrite | Ore |
Gold | Ore |
Molybdenite | Ore |
Pyrite | Gangue |
Quartz | Gangue |
Host or associated | Associated | ||||
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Rock type | Plutonic Rock > Mafic Intrusive Rock > Diorite | ||||
Rock unit name | Nabesna Pluton;Nabesna Pluton | ||||
Rock description | Nabesna Pluton;Nabesna Pluton | ||||
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Host or associated | Host |
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Rock type | Plutonic Rock > Mafic Intrusive Rock > Diorite |
Rock unit name | Nabesna Pluton |
Rock description | Nabesna Pluton |
(1) | -142.84143, 62.20386 |
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Development status | Occurrence |
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Commodity type | Metallic |
Deposit size | Large |
Significant | No |
Discovery year | <1903 |
District name | Chisana District |
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Type | In-situ | ||||||||||||||
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Estimate year | 1975 | ||||||||||||||
Total resources | 145,000mt ore | ||||||||||||||
Remarks | Entry carried over from Old MRDS or added later (i.e. it did not originate in ARDF) | ||||||||||||||
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Agency | Database name | Acronym | Record ID | Notes |
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USGS | Mineral Resources Data System | MRDS | A010707 |
USGS OFR 80-927, P. 49-50
USGS MF-655K
Subject category | Comment text |
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Deposit | PYRITE, CHALCOPYRITE, AND MINOR MOLYBDENITE IN QUARTZ VEINLETS AND AS DISSEMINATIONS IN DIORITE. TWO PRINCIPAL ALTERNATION ZONES RECOGNIZED. |
Type | Date | Name | Affiliation | Comment |
---|---|---|---|---|
Reporter | 01-JUN-1984 | Elliott, R. L. | U.S. Geological Survey | |
Editor | 13-APR-1994 | Mosier, Dan | U.S. Geological Survey |