| Deposit ID | 10308885 |
|---|---|
| MRDS ID | A013025 |
| Record type | Site |
| Current site name | Twin Lakes West |
| Related records | 10002134 |
| Geographic coordinates: | -153.83269, 60.67944 (WGS84) |
|---|---|
| Relative position | About 2.1 km north of the eastern arm of Twin Lakes on peak 5,280. The 1.3 km wide, oval-shaped occurrence extends approximately 7.3 km S-SE across Twin Lakes, terminating near peak 5,570. Corresponds with locality 11 of Nelson and others (1985) and locality 21 of MacKevett and Holloway (1977). Sec. 22, T. 7 N., R. 26 W., of the Seward Meridian. Longitude and latitude of occurrence is accurate within 1,200 m. |
Political divisions (FIPS codes)
Lake and Peninsula(Borough)
Alaska(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Lake Clark C-3(quadrangle 1:63,360 scale)
Lake Clark NE(quadrangle 1:100,000 scale)
Lake Clark(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Mulchatna River(hydrologic unit)
Nushagak River(hydrologic accounting unit)
Southwest(hydrologic subregion)
Alaska(hydrologic region)
Federal lands
Lake Clark National Park(National Park)
National Park NPS(Type of land area)
NPS(Federal land areas administered by NPS)
| Country | State |
|---|---|
| United States | Alaska |
| Commodity | Importance |
|---|---|
| Copper | Primary |
| Lead | Primary |
| Zinc Critical | Primary |
| Materials | Type of material |
|---|---|
| Chalcopyrite | Ore |
| Galena | Ore |
| Hematite | Ore |
| Pyrite | Ore |
| Sphalerite | Ore |
| Calcite | Gangue |
| Chlorite | Gangue |
| Epidote | Gangue |
| Model code | 85 |
|---|---|
| USGS model code | 22c |
| Deposit model name | Polymetallic veins |
| Mark3 model number | 46 |
| Host or associated | Host | ||||
|---|---|---|---|---|---|
| Rock type | |||||
| |||||
| (1) | -153.83269, 60.67944 |
|---|
| Development status | Occurrence |
|---|---|
| Commodity type | Metallic |
| District name | Bristol Bay |
|---|
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Alaska Resource Data File | ARDF | LC017 | |
| USGS | Mineral Resources Data System | MRDS | A013025 | |
| USGS | Mineral Resources Data System | MRDS | A013026 |
Resource Associates of Alaska, Inc., 1976, Geology and geochemistry of certain land within the Lake Clark National Park: Contract report for U.S. Bureau of Mines, 109 p.
Cobb, E.H., and Reed, B.L., 1981, Summaries of data on and lists of references to metallic and selected nonmetallic mineral occurrences in the Iliamna, Lake Clark, Lime Hills, and McGrath quadrangles, Alaska - Supplement to Open-File Report 76-485: U.S. Geological Survey Open-File Report 81-1343-A, 25 p.
Cobb, E.H., and Reed, B.L., 1981, Summaries of data on and lists of references to metallic and selected nonmetallic mineral occurrences in the Iliamna, Lake Clark, Lime Hills, and McGrath quadrangles, Alaska - Supplement to Open-File Report 76-485: U.S. Geological Survey Open-File Report 81-1343-B, 20 p.
MacKevett, E.M., Jr., and Holloway, C.D., 1977, Map showing metalliferous mineral deposits in the western part of southern Alaska: U.S. Geological Survey Open-File Report 77-169-F, 38 p., 1 sheet, scale 1:1,000,000.
| Subject category | Comment text |
|---|---|
| Deposit | Model Name = Polymetallic vein ? (Cox and Singer, 1986; model 22c ?) |
| Deposit | Other Comments = Site is in Lake Clark National Park and Preserve. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 15-JUN-1998 | M.L. Miller; D.P. Bickerstaff | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.
These are landing pages for further research — the state agencies don't currently expose per-mine deep links.