Unnamed Occurrence (ARDF - MH115; west of Broxson Gulch), Delta River Mining District, Southeast Fairbanks Census Area, Alaska, USAi
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Latitude & Longitude (WGS84):
63° 18' 14'' North , 146° 11' 31'' West
Latitude & Longitude (decimal):
Köppen climate type:
Location: This occurrence is at an elevation of about 4,000 feet in the headwaters of an east-flowing tributary to the stream(s) in Broxson Gulch and in the NE1/4NW1/4 section 3, T. 19 S., R. 8 E., Fairbanks Meridian. The occurrence corresponds to locality 44 in table 2 of Nokleberg and others (1991).
Geology: This occurrence is in a pyritic dacite porphyry unit of the Slana Spur Formation of Late Paleozoic age (Nokleberg and others, 1991). The dacite forms sills and stocks. Grab sample 79NK037 of the pyritic rock assayed 0.10 parts per million gold (Nokleberg and others, table 2, locality 44).
Workings: The occurrence is on active MAN Resources claims.
Age: Pennsylvanian and (or) Permian (?), the age of the host rock.
Alteration: Pyritization of host rock.
Commodities (Major) - Au
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
1 valid mineral.
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 2 - Sulphides and Sulfosalts | |||
|---|---|---|---|
| ⓘ | Pyrite | 2.EB.05a | FeS2 |
Other Databases
| Link to USGS - Alaska: | MH115 |
|---|
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