Willow Creek Mine (Ruby Ridge), Greenhorn Range, Madison County, Montana, USAi
| Regional Level Types | |
|---|---|
| Willow Creek Mine (Ruby Ridge) | Mine |
| Greenhorn Range | Mountain Range |
| Madison County | County |
| Montana | State |
| USA | Country |
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Latitude & Longitude (WGS84):
45° 6' 41'' North , 112° 0' 45'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Virginia City | 199 (2017) | 20.9km |
| Alder | 103 (2011) | 24.7km |
| Ennis | 884 (2017) | 34.4km |
| Sheridan | 677 (2017) | 40.9km |
| Twin Bridges | 394 (2017) | 54.2km |
REF:Deposit:: MBMG MEM 45, P. 43-
Deposit:: 1975 GEOLMAP MBMG OPEN FIL
Production:: OWNER AND PERSONAL OBSERVATION
Deposit:: MONTANA BUREAU OF MINES & GEOLOGY SPECIAL PAPER 74, P. 136.
Deposit:: MONTANA BUREAU OF MINES & GEOLOGY SPECIAL REPORT 75, P. 99.
Deposit:: MONTANA BUREAU OF MINES & GEOLOGY OPEN
Commodities (Major) - Talc-Soapstone
Deposit Type: Replacement
Development Status: Producer
Host Rock Unit: Dolomitic Marble, Quartzofeldspathic Gneiss, Calcitic Marble
Structure: Marble Cut Off By Faults To North And To East, Folds In Metamorphic Sequence
Host Rock: Dolomite
Tectonic Structure: Precambrian Basement
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
3 valid minerals.
Rock Types Recorded
Note: data is currently VERY limited. Please bear with us while we work towards adding this information!
Select Rock List Type
Alphabetical List Tree DiagramDetailed Mineral List:
| ⓘ Dolomite Formula: CaMg(CO3)2 |
| ⓘ 'Garnet Group' Formula: X3Z2(SiO4)3 |
| ⓘ Graphite Formula: C |
| ⓘ Talc Formula: Mg3Si4O10(OH)2 References: |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 1 - Elements | |||
|---|---|---|---|
| ⓘ | Graphite | 1.CB.05a | C |
| Group 5 - Nitrates and Carbonates | |||
| ⓘ | Dolomite | 5.AB.10 | CaMg(CO3)2 |
| Group 9 - Silicates | |||
| ⓘ | Talc | 9.EC.05 | Mg3Si4O10(OH)2 |
| Unclassified | |||
| ⓘ | 'Garnet Group' | - | X3Z2(SiO4)3 |
List of minerals for each chemical element
| H | Hydrogen | |
|---|---|---|
| H | ⓘ Talc | Mg3Si4O10(OH)2 |
| C | Carbon | |
| C | ⓘ Dolomite | CaMg(CO3)2 |
| C | ⓘ Graphite | C |
| O | Oxygen | |
| O | ⓘ Dolomite | CaMg(CO3)2 |
| O | ⓘ Talc | Mg3Si4O10(OH)2 |
| O | ⓘ Garnet Group | X3Z2(SiO4)3 |
| Mg | Magnesium | |
| Mg | ⓘ Dolomite | CaMg(CO3)2 |
| Mg | ⓘ Talc | Mg3Si4O10(OH)2 |
| Si | Silicon | |
| Si | ⓘ Talc | Mg3Si4O10(OH)2 |
| Si | ⓘ Garnet Group | X3Z2(SiO4)3 |
| Ca | Calcium | |
| Ca | ⓘ Dolomite | CaMg(CO3)2 |
Other Databases
| Link to USGS MRDS: | 10070451 |
|---|
Other Regions, Features and Areas containing this locality
North AmericaContinent
- Rocky MountainsMountain Range
North America PlateTectonic Plate
- Northern Rocky MountainsWide Rift
- Wyoming DomainDomain
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