Horsepasture Pegmatites Occurrence, Lookout Mountain Area, Fremont County, Colorado, USAi
| Regional Level Types | |
|---|---|
| Horsepasture Pegmatites Occurrence | Occurrence |
| Lookout Mountain Area | Area |
| Fremont County | County |
| Colorado | State |
| USA | Country |
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Latitude & Longitude (WGS84):
38° 22' 34'' North , 105° 32' 4'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Coaldale | 255 (2011) | 19.5km |
| Cañon City | 16,400 (2013) | 26.4km |
| Howard | 723 (2011) | 27.4km |
| Westcliffe | 577 (2017) | 27.5km |
| Silver Cliff | 591 (2017) | 27.8km |
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
Local clubs are the best way to get access to collecting localities
| Club | Location | Distance |
|---|---|---|
| Canon City Geology Club | Canon City, Colorado | 26km |
| Columbine Gem and Mineral Society | Salida, Colorado | 44km |
REF:Deposit:: DAHLEM, DAVID H., 1965, GEOLOGY OF THE LOOKOUT MOUNTAIN AREA, FREMONT COUNTY, COLORADO, UNIV OF MICH UNPUB PHD THESIS
Deposit:: TAYLOR, R.B., SCOTT, G.R., WOBUS, R.A., EPIS, R.C., 1975, RECONNAISSANCE GEOLOGIC MAP OF THE COTOPAXI 15-MINUTE QUA
Commodities (Major) - Feldspar; (Minor) - Tantalum, Niobium (Columbium), REE
Development Status: Occurrence
Host Rock Unit: Leadville Limestone, Chaffee Group (Dyer Dolomite, Parting Formation
Structure: Nw-Trending Faults, Northern Wet Mountains
Host Rock: Gneiss, Biotite Gneiss
Tectonic Structure: Central Cordillera (Southern Rocky Mountains)
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
2 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:
| ⓘ 'Allanite Group' Formula: (A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH) |
| ⓘ Microcline Formula: K(AlSi3O8) |
| ⓘ Samarskite-(Y) Formula: YFe3+Nb2O8 |
| ⓘ 'Tourmaline' Formula: AD3G6 (T6O18)(BO3)3X3Z |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 4 - Oxides and Hydroxides | |||
|---|---|---|---|
| ⓘ | Samarskite-(Y) | 4.DB.25 | YFe3+Nb2O8 |
| Group 9 - Silicates | |||
| ⓘ | Microcline | 9.FA.30 | K(AlSi3O8) |
| Unclassified | |||
| ⓘ | 'Tourmaline' | - | AD3G6 (T6O18)(BO3)3X3Z |
| ⓘ | 'Allanite Group' | - | (A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH) |
List of minerals for each chemical element
| H | Hydrogen | |
|---|---|---|
| H | ⓘ Allanite Group | (A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH) |
| B | Boron | |
| B | ⓘ Tourmaline | AD3G6 (T6O18)(BO3)3X3Z |
| O | Oxygen | |
| O | ⓘ Microcline | K(AlSi3O8) |
| O | ⓘ Samarskite-(Y) | YFe3+Nb2O8 |
| O | ⓘ Tourmaline | AD3G6 (T6O18)(BO3)3X3Z |
| O | ⓘ Allanite Group | (A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH) |
| Al | Aluminium | |
| Al | ⓘ Microcline | K(AlSi3O8) |
| Si | Silicon | |
| Si | ⓘ Microcline | K(AlSi3O8) |
| Si | ⓘ Allanite Group | (A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH) |
| K | Potassium | |
| K | ⓘ Microcline | K(AlSi3O8) |
| Fe | Iron | |
| Fe | ⓘ Samarskite-(Y) | YFe3+Nb2O8 |
| Y | Yttrium | |
| Y | ⓘ Samarskite-(Y) | YFe3+Nb2O8 |
| Nb | Niobium | |
| Nb | ⓘ Samarskite-(Y) | YFe3+Nb2O8 |
Other Regions, Features and Areas containing this locality
North AmericaContinent
- Rocky MountainsMountain Range
North America PlateTectonic Plate
- Great Plains DomainDomain
- Southern Rocky MountainsOrogenic Belt
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