Unnamed Occurrence (ARDF - MH036; east of Clearwater Creek), Valdez Creek Mining District, Matanuska-Susitna Borough, Alaska, USAi
| Regional Level Types | |
|---|---|
| Unnamed Occurrence (ARDF - MH036; east of Clearwater Creek) | - not defined - |
| Valdez Creek Mining District | Mining District |
| Matanuska-Susitna Borough | Borough |
| Alaska | State |
| USA | Country |
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Latitude & Longitude (WGS84):
63° 11' 57'' North , 146° 55' 55'' West
Latitude & Longitude (decimal):
Köppen climate type:
Location: This occurrence is at an elevation of about 4,600 feet, east of Clearwater Creek. It is in the NW1/4 section 11, T. 20 S., R. 4 E., Fairbanks Meridian. The location corresponds to locality 7 in table 2 of Nokleberg and others (1991).
Geology: The rock at this occurrence is quartz-mica schist; the occurrence is near a thrust fault (Nokleberg and others, 1991, locality 7, table 2). A 15-foot-thick zone of schist is iron-stained. Grab sample 82SB023B of pyritic iron-stained schist contained 2,300 parts per million copper, possibly contained in chalcopyrite.
Workings: No workings reported.
Age: Uncertain; the mineralized zone is stratabound.
Alteration: Sulfidized schist.
Commodities (Major) - Cu
Development Status: None
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
2 valid minerals.
Detailed Mineral List:
| ⓘ Chalcopyrite ? Formula: CuFeS2 |
| ⓘ Pyrite Formula: FeS2 |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 2 - Sulphides and Sulfosalts | |||
|---|---|---|---|
| ⓘ | Chalcopyrite ? | 2.CB.10a | CuFeS2 |
| ⓘ | Pyrite | 2.EB.05a | FeS2 |
List of minerals for each chemical element
| S | Sulfur | |
|---|---|---|
| S | ⓘ Chalcopyrite | CuFeS2 |
| S | ⓘ Pyrite | FeS2 |
| Fe | Iron | |
| Fe | ⓘ Chalcopyrite | CuFeS2 |
| Fe | ⓘ Pyrite | FeS2 |
| Cu | Copper | |
| Cu | ⓘ Chalcopyrite | CuFeS2 |
Other Databases
| Link to USGS - Alaska: | MH036 |
|---|
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