Deposit ID | 10001651 |
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MRDS ID | A012425 |
Record type | Site |
Current site name | Ruby Creek |
Alternate or previous names | Strand |
Related records | 10282196 |
Geographic coordinates: | -154.79906, 63.23559 (WGS84) |
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Relative position | The Ruby Creek (Strand) placer gold deposit is the lower portion of the Ruby Creek placer (see Ruby Creek; MD068). It is located below the confluence of Crystal Gulch at an elevation of 750 feet in Section 14, T. 26 S., R. 21 E., of the Kateel River Meridian. Location is known to within 250 feet (76 m). |
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Country | State |
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United States | Alaska |
Commodity | Importance |
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Silver | Primary |
Gold | Primary |
Bismuth | Secondary |
Tin | Secondary |
Uranium | Secondary |
Tungsten | Secondary |
Materials | Type of material |
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Bismuth | Ore |
Cassiterite | Ore |
Gold | Ore |
Scheelite | Ore |
Azurite | Gangue |
Fluorite | Gangue |
Ilmenite | Gangue |
Magnetite | Gangue |
Sphene | Gangue |
Model code | 121 |
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USGS model code | 39c |
BC deposit profile | C01. C02 |
Deposit model name | Shoreline placer Ti |
Host or associated | Host |
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Rock type | Unconsolidated Deposit > Gravel |
(1) | -154.79906, 63.23559 |
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Development status | Past Producer |
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Commodity type | Metallic |
District name | McGrath |
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Agency | Database name | Acronym | Record ID | Notes |
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USGS | Mineral Resources Data System | MRDS | A012425 | |
USGS | Alaska Resource Data File | ARDF | MD069 |
Martin, G.C., 1922, Gold lodes in the Upper Kuskokwim region: U.S. Geological Survey Bulletin 864D, p. 149-161.
Brown, J.S., 1926, The Nixon Fork country: U.S. Geological Survey Bulletin 783. p. 97-144.
Mertie, J.B., Jr., 1936, Mineral deposits of the Ruby-Kuskokwim region, Alaska: U.S. Geological Survey Bulletin 864-C, 115-245.
Cobb, E.H., 1974, Synopsis of mineral resources and geology of Alaska: U.S. Geological Survey Bulletin 1307, 53 pages.
Herreid, G.H., 1966, Geology and geochemistry of the Nixon Fork area, Medfra quadrangle, Alaska: Alaska Division of Mines and Minerals Geologic Report 22, 34 p., 1 sheet, scale 1:40,000.
Subject category | Comment text |
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Deposit | Model Name = Placer Au-PGE (Cox and Singer, 1986; model no. 39c) |
Deposit | Other Comments = See also Hidden Creek (MD066), Upper Ruby Creek (MD068), Birch Gulch (MD073), and Holmes Gulch (MD072). |
Type | Date | Name | Affiliation | Comment |
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Reporter | 07-JUN-98 | Bundtzen, T.K. | Pacific Rim Geological Consulting |