Unnamed Occurrence (ARDF - GU027; near Long Lake), Chistochina Mining District, Valdez-Cordova Census Area, Alaska, USAi
| Regional Level Types | |
|---|---|
| Unnamed Occurrence (ARDF - GU027; near Long Lake) | - not defined - |
| Chistochina Mining District | Mining District |
| Valdez-Cordova Census Area | Census Area |
| Alaska | State |
| USA | Country |
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Latitude & Longitude (WGS84):
62° 49' 11'' North , 144° 10' 12'' West
Latitude & Longitude (decimal):
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Slana | 147 (2011) | 16.4km |
| Mentasta Lake | 112 (2011) | 23.2km |
Additional information can be obtained from Ahtna Minerals in Anchorage, Alaska.
Location: This occurrence is at the head of an unnamed headwater tributary of Ahtell Creek about three-quarters of a mile north of the east end of Long Lake. It is in the SE1/4NW1/4, section 18, T. 12 N., R. 7 E., Copper River Meridian.
Geology: The occurrence is associated with the Long Lake diorite phase of the Pennsylvanian and Permian, Ahtell pluton (Richter, 1966). An occurrence of magnetite is reported by WGM Inc. (1980). No specific information is available.
Workings: Only exposed in outcrop.
Age: Emplaced subseqent to or is related to the border phase of the Pennsylvanian to Permian, Ahtell pluton.
Commodities (Major) - Fe
Development Status: None
Deposit Model: Iron skarn(?) (Cox and Singer, 1986; model 18d)
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 4 - Oxides and Hydroxides | |||
|---|---|---|---|
| ⓘ | Magnetite | 4.BB.05 | Fe2+Fe3+2O4 |
List of minerals for each chemical element
| O | Oxygen | |
|---|---|---|
| O | ⓘ Magnetite | Fe2+Fe23+O4 |
| Fe | Iron | |
| Fe | ⓘ Magnetite | Fe2+Fe23+O4 |
Other Databases
| Link to USGS - Alaska: | GU027 |
|---|
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