Unnamed Prospect (ARDF - TK083; tributary to East Fork; Iron Creek), Yentna Mining District, Matanuska-Susitna Borough, Alaska, USAi
| Regional Level Types | |
|---|---|
| Unnamed Prospect (ARDF - TK083; tributary to East Fork; Iron Creek) | - not defined - |
| Yentna Mining District | Mining District |
| Matanuska-Susitna Borough | Borough |
| Alaska | State |
| USA | Country |
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Latitude & Longitude (WGS84):
62° 22' 36'' North , 148° 58' 58'' West
Latitude & Longitude (decimal):
Köppen climate type:
Mindat Locality ID:
202469
Long-form identifier:
mindat:1:2:202469:4
GUID (UUID V4):
ec727736-36e5-4b19-a0de-a5c31145d8b4
Location: This prospect is at an elevation of about 3,000 feet on a south tributary of the East Fork, Iron Creek. It is in the northwest corner of sec. 6, T. 26 N., R. 3 E., Seward Meridian. The location is accurate to within 1/4 mile radius. This is locality 77 of Csejtey and Miller (1978).
Geology: This prospect consists of small veins or replacement pods of chalcopyrite in altered, mafic metavolcanic rocks (greenstone) of Paleozoic(?) age (Csejtey and Miller, 1978). A sample of greenstone contains 5,000 parts per million copper (Miller and others, 1978).
Workings: Only surface sampling by the U.S. Geological Survey (Miller and others, 1978).
Alteration: The greenstone host rocks are altered but the type of alteration is not specified (Singer and others, 1978).
Commodities (Major) - Cu
Development Status: None
Deposit Model: Basaltic Cu? (Cox and Singer, 1986; model 23?)
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsCommodity List
This is a list of exploitable or exploited mineral commodities recorded at this locality.Mineral List
1 valid mineral.
Detailed Mineral List:
| ⓘ Chalcopyrite Formula: CuFeS2 |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 2 - Sulphides and Sulfosalts | |||
|---|---|---|---|
| ⓘ | Chalcopyrite | 2.CB.10a | CuFeS2 |
List of minerals for each chemical element
| S | Sulfur | |
|---|---|---|
| S | ⓘ Chalcopyrite | CuFeS2 |
| Fe | Iron | |
| Fe | ⓘ Chalcopyrite | CuFeS2 |
| Cu | Copper | |
| Cu | ⓘ Chalcopyrite | CuFeS2 |
Other Databases
| Link to USGS - Alaska: | TK083 |
|---|
Other Regions, Features and Areas containing this locality
North America PlateTectonic Plate
- Wrangellia DomainDomain
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References
