Unnamed Occurrence (ARDF - MH174; northeast of Sevenmile Lake), Delta River Mining District, Southeast Fairbanks Census Area, Alaska, USAi
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Latitude & Longitude (WGS84):
63° 13' 9'' North , 146° 8' 49'' West
Latitude & Longitude (decimal):
Köppen climate type:
Location: This occurrence is at an elevation of 3,950 feet about 2.6 miles northeast of the east tip of Sevenmile Lake. It is in the southeast corner of section 35, T. 19 S., R. 8 E., Fairbanks Meridian. The occurrence corresponds to locality 69 in table 2 of Nokleberg and others (1991).
Geology: The rocks at this occurrence are limy argillite interlayered with metabasalt, probably of Late Paleozoic age (Nokleberg and others, 1991). Sphalerite was tentatively identified in limy argillite grab sample 79NW129A, which assayed 810 parts per million (ppm) zinc and 5 ppm silver (Nokleberg and others, 1991, table 2, locality 69).
Age: Late Paleozoic, the presumed age of the host rock.
Commodities (Major) - Ag, Zn
Development Status: None
Deposit Model: Unclassified.
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:
| ⓘ Sphalerite ? Formula: ZnS |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 2 - Sulphides and Sulfosalts | |||
|---|---|---|---|
| ⓘ | Sphalerite ? | 2.CB.05a | ZnS |
List of minerals for each chemical element
| S | Sulfur | |
|---|---|---|
| S | ⓘ Sphalerite | ZnS |
| Zn | Zinc | |
| Zn | ⓘ Sphalerite | ZnS |
Other Databases
| Link to USGS - Alaska: | MH174 |
|---|
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