| Deposit ID | 10000595 |
|---|---|
| MRDS ID | A011201 |
| Record type | Site |
| Current site name | Alpha Mine |
| Geographic coordinates: | -151.01956, 63.52456 (WGS84) |
|---|---|
| Location accuracy | 1000(meters) |
| Relative position | NEAR THE TOP OF THE HILL N OF ELDORADO CREEK AND ABOUT ONE MILE W OF MOOSE CREEK, Within A Half Mile Radius |
Political divisions (FIPS codes)
Denali(Borough)
Alaska(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Denali C-3(quadrangle 1:63,360 scale)
Denali NE(quadrangle 1:100,000 scale)
Mount McKinley C(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Alaska(hydrologic region)
Federal lands
Denali 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 |
|---|---|
| Silver | Primary |
| Gold | Primary |
| Lead | Secondary |
| Zinc Critical | Tertiary |
| Antimony Critical | Tertiary |
| Copper | Tertiary |
| Materials | Type of material |
|---|---|
| Chalcopyrite | Ore |
| Galena | Ore |
| Sphalerite | Ore |
| Stibnite | Ore |
| Tetrahedrite | Ore |
| Boulangerite | Gangue |
| Jamesonite | Gangue |
| Pyrite | Gangue |
| Quartz | Gangue |
| Siderite | Gangue |
| Result | ASSAY (IN PPM) OF TWO GRAB SAMPLES AND ONE CHIP SAMPLE: CU: 2350, 800, 5000 |
|---|---|
| Result | PB: 65000, 11500, 185000 |
| Result | ZN: 18500, 7500, 46500 |
| Result | AG: 440, 320, 800 |
| Result | AU: .20, 0.0, .22 |
| Result | SB: 8600, 2950, 27800 |
| Result | ONE SAMPLE ASSAYED APPROXIMATELY 23 OZ/TON AG AND 18.5% PB |
| Host or associated | Host | ||||
|---|---|---|---|---|---|
| Rock type | Metamorphic Rock > Schist | ||||
| Rock unit name | Birch Creek Schist | ||||
| Rock description | Birch Creek Schist | ||||
| |||||
| (1) | -151.01956, 63.52456 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | Open, Nearly Symmetrical Kantishna Antiform Trending Ne |
| Type of structure | Local |
| Structure description | Nw Trending Fault System |
| General form | VEIN |
|---|---|
| Thickness | 3.05M |
| Length | 91.44M |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Year of first production | 1921 |
| Year of last production | 1921 |
| District name | Kantishna District; Kantishna Mining Area |
|---|
| Ownership category | National Park |
|---|
| Type | Owner |
|---|---|
| Owner | Jim Fuksa Et Al. |
| First year | 1978 |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | A011201 |
USGS BULLETIN 849-F, P. 354, 358, 375-376
ADGGS OPEN FILE 98, P. 9, 25, 29
USGS OPEN FILE 77-169A, P. 44 LOC. 3
USBM OPEN FILE 24-78, P. 4-10A, 4-21 TO 4-23
ADGGS RI 83-12, P. 17
| Subject category | Comment text |
|---|---|
| Deposit | VEIN IS EXPOSED FOR 300 FT ALONG STRIKE |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-OCT-84 | Leonard, Kenneth R. (Elliott, R. L.) | U.S. Geological Survey | |
| Editor | 14-APR-95 | Waller, Nichelle (Mosier, Dan) | U.S. Geological Survey | PUT DIMENSION DATA INTO THE ORE BODY FIELDS FROM THE DEPOSIT COMMENTS FIELD. |
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.