Porcupine Lake Occurrence, Canning Mining District, North Slope Borough, Alaska, USAi
| Regional Level Types | |
|---|---|
| Porcupine Lake Occurrence | Occurrence |
| Canning Mining District | Mining District |
| North Slope Borough | Borough |
| Alaska | State |
| USA | Country |
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Latitude & Longitude (WGS84):
68° 49' 11'' North , 146° 28' 11'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Location: Location plotted is locality 14 of Barker (1978, p. 14) and cited by Cobb and others (1981, p. A4); north side of Porcupine Lake, in headwaters area of Marsh Fork of Canning River; within one mile (1.6 km).
Geology: Fluorite cobbles and small boulders; generally purple. Host rock is carbonaceous, argillaceous chert.
Workings: Two samples contain 21% and 34% CaF2, and one contained a trace of Pb (Barker, 1978, p. 20, loc. 14).
Commodities (Major) - F
Development Status: No
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsGallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 3 - Halides | |||
|---|---|---|---|
| ⓘ | Fluorite | 3.AB.25 | CaF2 |
Other Databases
| Link to USGS - Alaska: | AC006 |
|---|
Other Regions, Features and Areas containing this locality
North AmericaContinent
- Brooks RangeMountain Range
- Rocky MountainsMountain Range
North America PlateTectonic Plate
- Colville Basin and FoldbeltBasin
- North SlopePassive Margin
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