Benbow Ni-Cu occurrence, Stillwater Co., Montana, USAi
Regional Level Types | |
---|---|
Benbow Ni-Cu occurrence | Occurrence |
Stillwater Co. | County |
Montana | State |
USA | Country |
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Latitude & Longitude (WGS84):
45° 21' 37'' North , 109° 48' 48'' West
Latitude & Longitude (decimal):
Locality type:
KΓΆppen climate type:
Nearest Settlements:
Place | Population | Distance |
---|---|---|
Absarokee | 1,150 (2011) | 34.0km |
Reed Point | 193 (2011) | 44.2km |
Greycliff | 112 (2011) | 44.8km |
Big Timber | 1,648 (2017) | 53.9km |
Commodities (Major) - Nickel, Copper; (Minor) - Cobalt; (Trace) - Gold, PGE, Silver
Development Status: Occurrence
Deposit Model: 1: Stillwater Ni-Cu
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)
Tectonic Structure: Tectonic Setting At Time Of Emplacement Of The Stillwater Complex Is Unknown. The Complex Was E
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
6 valid minerals.
Detailed Mineral List:
β Chalcopyrite Formula: CuFeS2 Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. |
β Chromite Formula: Fe2+Cr3+2O4 Reference: Ohnenstetter, D., Watkinson, D.H., Jones, P.C., Talkington, R.W. (1986) Cryptic compositional variation in laurite and enclosing chromite from the Bird River Sill, Manitoba. Economic Geology: 81(5): 1159-1168. |
β Laurite Formula: RuS2 Reference: Ohnenstetter, D., Watkinson, D.H., Jones, P.C., Talkington, R.W. (1986) Cryptic compositional variation in laurite and enclosing chromite from the Bird River Sill, Manitoba. Economic Geology: 81(5): 1159-1168. |
β Magnetite Formula: Fe2+Fe3+2O4 Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. |
β Pentlandite Formula: (NixFey)Ξ£9S8 Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. |
β 'Plagioclase' Formula: (Na,Ca)[(Si,Al)AlSi2]O8 Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. |
β Pyrrhotite Formula: Fe1-xS Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
Group 2 - Sulphides and Sulfosalts | |||
---|---|---|---|
β | Chalcopyrite | 2.CB.10a | CuFeS2 |
β | Laurite | 2.EB.05a | RuS2 |
β | Pentlandite | 2.BB.15 | (NixFey)Ξ£9S8 |
β | Pyrrhotite | 2.CC.10 | Fe1-xS |
Group 4 - Oxides and Hydroxides | |||
β | Chromite | 4.BB.05 | Fe2+Cr3+2O4 |
β | Magnetite | 4.BB.05 | Fe2+Fe3+2O4 |
Unclassified Minerals, Rocks, etc. | |||
β | 'Plagioclase' | - | (Na,Ca)[(Si,Al)AlSi2]O8 |
List of minerals for each chemical element
O | Oxygen | |
---|---|---|
O | β Plagioclase | (Na,Ca)[(Si,Al)AlSi2]O8 |
O | β Magnetite | Fe2+Fe23+O4 |
O | β Chromite | Fe2+Cr23+O4 |
Na | Sodium | |
Na | β Plagioclase | (Na,Ca)[(Si,Al)AlSi2]O8 |
Al | Aluminium | |
Al | β Plagioclase | (Na,Ca)[(Si,Al)AlSi2]O8 |
Si | Silicon | |
Si | β Plagioclase | (Na,Ca)[(Si,Al)AlSi2]O8 |
S | Sulfur | |
S | β Pyrrhotite | Fe1-xS |
S | β Chalcopyrite | CuFeS2 |
S | β Pentlandite | (NixFey)Ξ£9S8 |
S | β Laurite | RuS2 |
Ca | Calcium | |
Ca | β Plagioclase | (Na,Ca)[(Si,Al)AlSi2]O8 |
Cr | Chromium | |
Cr | β Chromite | Fe2+Cr23+O4 |
Fe | Iron | |
Fe | β Pyrrhotite | Fe1-xS |
Fe | β Chalcopyrite | CuFeS2 |
Fe | β Pentlandite | (NixFey)Ξ£9S8 |
Fe | β Magnetite | Fe2+Fe23+O4 |
Fe | β Chromite | Fe2+Cr23+O4 |
Ni | Nickel | |
Ni | β Pentlandite | (NixFey)Ξ£9S8 |
Cu | Copper | |
Cu | β Chalcopyrite | CuFeS2 |
Ru | Ruthenium | |
Ru | β Laurite | RuS2 |
References
Sort by
Year (asc) Year (desc) Author (A-Z) Author (Z-A)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 OF THE ABSAROKA-BEARTOOTH STUDY AREA, CUSTER AND GALLATIN....
Other Databases
Link to USGS MRDS: | 10056248 |
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Other Regions, Features and Areas containing this locality
North America
- Rocky MountainsMountain Range
North America PlateTectonic Plate
- Wyoming DomainDomain
USA
- Absaroka RangeMountain Range
- Montana
- Stillwater ComplexComplex
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