Deposit ID | 10001614 |
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MRDS ID | A012378 |
Record type | Site |
Current site name | Japan Bay |
Geographic coordinates: | -131.57676, 55.1778 (WGS84) |
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Relative position | This site, informally called the Japan Bay prospect, is on the southwest shore of inner Sylburn Harbor, about 0.5 mile from its head. The site is in section 20, T. 77 S., R. 92 E., of the Copper River Meridian. It corresponds to loc. 18 in Berg (1972 [I 684]), loc. 136 in Elliott and others (1978), and loc. 19 in Karl (1992). The location is accurate within a few hundred feet. |
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Country | State |
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United States | Alaska |
Commodity | Importance |
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Silver | Primary |
Barium-Barite | Primary |
Lead | Primary |
Zinc | Primary |
Materials | Type of material |
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Barite | Ore |
Galena | Ore |
Pyrite | Ore |
Sphalerite | Ore |
Calcite | Gangue |
Hematite | Gangue |
Model code | 85 |
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USGS model code | 22c |
Deposit model name | Polymetallic veins |
Mark3 model number | 46 |
Host or associated | Associated | ||
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Rock type | Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite | ||
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Host or associated | Host |
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Rock type | Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite |
(1) | -131.57676, 55.1778 |
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Development status | Prospect |
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Commodity type | Both metallic and non-metallic |
District name | Ketchikan |
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Agency | Database name | Acronym | Record ID | Notes |
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USGS | Mineral Resources Data System | MRDS | A012378 | |
USGS | Alaska Resource Data File | ARDF | KC139 |
Berg, H.C., 1972, Geologic map of Annette Island, Alaska: U.S. Geological Survey Miscellaneous Geologic Investigations Map I-684, 8 p., 1 sheet, scale 1:63,360,
Elliott, R.L., Berg, H.C., and Karl, Susan, 1978, map and table describing metalliferous and selected nonmetalliferous mineral deposits, Ketchikan and Prince Rupert quadrangles, Alaska: U.S. Geological Survey Open-file Report, 78-73-B,17 p., scale 1:250,000.
Karl, S.M., 1992, Map and table of mineral deposits on Annette Island, Alaska: U.S. Geological Survey Open-File Report 92-690, 57 p., 1 map, scale 1:63,360.
Subject category | Comment text |
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Deposit | Model Name = Polymetallic veins (Cox and Singer, 1986; model 22c) |
Type | Date | Name | Affiliation | Comment |
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Reporter | 06-JUL-1999 | H.C. Berg | U.S. Geological Survey |