Unnamed Occurrence (ARDF - MF021; west of Tarr Inlet), Hoonah-Angoon Census Area, Alaska, USAi
| Regional Level Types | |
|---|---|
| Unnamed Occurrence (ARDF - MF021; west of Tarr Inlet) | - not defined - |
| Hoonah-Angoon Census Area | Census Area |
| Alaska | State |
| USA | Country |
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Latitude & Longitude (WGS84):
58° 59' 49'' North , 137° 0' 54'' West
Latitude & Longitude (decimal):
Köppen climate type:
The site is in Glacier Bay National Park and Preserve. The occurrence is south of the Tarr Inlet Knob prospect of Kimball and others (1978, fig. C41) which is in the Skagway A-6 quadrangle.
Location: The occurence is at an elevation of 700 feet about 4.5 miles from the mouth of Tarr Inlet in the NE 1/4 NE 1/4 section 23, T. 33 S., R. 50 E., of the Copper River Meridian. The occurrence is about 0.75 miles south of the Tarr Inlet prospect of Kimball and others (1978; fig. C41), which is on the Skagway A-6 quadrangle. The occurrence is located within 0.2 mile.
Geology: The area is underlain predominantly by foliated granitic rock of Cretaceous age (Brew and others, 1978). A sample of a 2-foot by 6-foot sulfide pod in granitic host contained 0.10 ounce per ton gold (3.5 ppm)--Kimball and others, 1978, location 4, fig. C41, table C36).
Workings: Surface exposure only; a grab sample of a 2-foot by 6-foot sulfide rich pod assayed 3.5 ppm in gold; no other element was anomalous (Kimball and others, 1978).
Age: Tertiary.
Commodities (Major) - Au
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: | MF021 |
|---|
Other Regions, Features and Areas containing this locality
North AmericaContinent
- Coast MountainsMountain Range
North America PlateTectonic Plate
- Alexander DomainDomain
USA
- Alaska
- Juneau Mining DistrictMining District
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