Alaskite Occurrence, Sweet Grass Co., Montana, USAi
Regional Level Types | |
---|---|
Alaskite Occurrence | Occurrence |
Sweet Grass Co. | County |
Montana | State |
USA | Country |
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Key
Latitude & Longitude (WGS84):
45° 26' 18'' North , 110° 2' 55'' West
Latitude & Longitude (decimal):
Locality 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 Strunz Dana 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: this is a very new system on mindat.org and data is currently VERY limited. Please bear with us while we work towards adding this information!
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Alphabetical List Tree DiagramDetailed Mineral List:
ⓘ Chromite Formula: Fe2+Cr3+2O4 Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. |
List of minerals arranged by Strunz 10th Edition classification
Group 4 - Oxides and Hydroxides | |||
---|---|---|---|
ⓘ | Chromite | 4.BB.05 | Fe2+Cr3+2O4 |
List of minerals arranged by Dana 8th Edition classification
Group 7 - MULTIPLE OXIDES | |||
---|---|---|---|
AB2X4 | |||
ⓘ | Chromite | 7.2.3.3 | 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
USGS MRDS Record: | 10056261 |
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Other Regions, Features and Areas containing this locality
North America
- Rocky MountainsMountain Range
North America PlateTectonic Plate
USA
- Absaroka RangeMountain Range
- Montana
- Stillwater ComplexComplex
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