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Alaskite Occurrence, Sweet Grass County, Montana, USAi
| Regional Level Types | |
|---|---|
| Alaskite Occurrence | Occurrence |
| Sweet Grass County | County |
| Montana | State |
| USA | Country |
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Latitude & Longitude (WGS84):
45° 26' 18'' North , 110° 2' 55'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Greycliff | 112 (2011) | 41.5km |
| Big Timber | 1,648 (2017) | 44.7km |
REF:Analytical Data:: CZAMANSKE AND OTHERS, 1991; CONN, 1979
Deposit:: ZIENTEK, M.L., 1993, MINERAL RESOURCE APPRAISAL FOR LOCATABLE MINERALS: THE STILLWATER COMPLEX, IN HAMMARSTROM, J.M., ZIENTEK, M.L., AND ELLIOTT, J.E., EDS., MINERAL RESOURCE ASSESSMENT
Commodities (Major) - Nickel, PGE - Platinum, Copper, PGE - Palladium, Chromium
Development Status: Occurrence
Host Rock Unit: Unnamed Metasedimentary And Metavolcanic Rocks
Structure: The Stillwater Complex Is Exposed Along The Northern Margin Of The Beartooth Uplift, One Of Several Laramide Basement-Cored Ranges That Make Up The Rocky Mountain Foreland Of South-Central Montana (Foose And Others, 1961: Kulik And Schmidt, 1988)
Host Rock: Alkali-Granite (Alaskite)
Tectonic Structure: Tectonic Setting At Time Of Emplacement Of The Stillwater Complex Is Unknown. The Complex Was E
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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.
Rock Types Recorded
Note: data is currently VERY limited. Please bear with us while we work towards adding this information!
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Alphabetical List Tree DiagramGallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 4 - Oxides and Hydroxides | |||
|---|---|---|---|
| ⓘ | Chromite | 4.BB.05 | Fe2+Cr3+2O4 |
List of minerals for each chemical element
| O | Oxygen | |
|---|---|---|
| O | ⓘ Chromite | Fe2+Cr23+O4 |
| Cr | Chromium | |
| Cr | ⓘ Chromite | Fe2+Cr23+O4 |
| Fe | Iron | |
| Fe | ⓘ Chromite | Fe2+Cr23+O4 |
Other Databases
| Link to USGS MRDS: | 10056261 |
|---|
Other Regions, Features and Areas containing this locality
North AmericaContinent
- Rocky MountainsMountain Range
North America PlateTectonic Plate
- Middle Rocky MountainsOrogenic Belt
- Wyoming DomainDomain
USA
- Absaroka RangeMountain Range
- Montana
- Stillwater ComplexComplex
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