Ajax Mica Mine (Floyd Hill Mica Mine), Clear Creek Pegmatite Province, Clear Creek County, Colorado, USAi
| Regional Level Types | |
|---|---|
| Ajax Mica Mine (Floyd Hill Mica Mine) | Mine |
| Clear Creek Pegmatite Province | Province |
| Clear Creek County | County |
| Colorado | State |
| USA | Country |
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Latitude & Longitude (WGS84):
39° 44' 57'' North , 105° 26' 25'' West
Latitude & Longitude (decimal):
Type:
KΓΆppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Idaho Springs | 1,728 (2017) | 6.3km |
| Black Hawk | 125 (2017) | 7.0km |
| Central City | 724 (2017) | 8.6km |
| Upper Bear Creek | 1,059 (2017) | 14.1km |
| Downieville-Lawson-Dumont | 594 (2011) | 15.2km |
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 |
|---|---|---|
| Mile High Rock and Mineral Society | Arvada, Colorado | 31km |
| Colorado Mineral Society | Lakewood, Colorado | 31km |
| Flatirons Mineral Club | Boulder, Colorado | 33km |
| Denver Gem and Mineral Guild | Denver, Colorado | 39km |
| Friends of Mineralogy - Colorado Chapter | Denver, Colorado | 39km |
Mindat Locality ID:
110994
Long-form identifier:
mindat:1:2:110994:1
GUID (UUID V4):
962fe333-0a7e-4c3a-be6c-28ef6c36bece
Commodities (Major) - Mica; (Trace) - Beryllium
Development Status: Past Producer
Host Rock Unit: Fox Hills Sandstone
Structure: Front Range Uplift, Denver Basin, Floyd Hill Fault Zone
Host Rock: Plutonic Rock
Tectonic Structure: Central Cordillera (Southern Rocky Mtns)
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
5 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:
| β Albite Formula: Na(AlSi3O8) |
| β Beryl Formula: Be3Al2(Si6O18) |
| β 'Biotite' Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| β Muscovite Formula: KAl2(AlSi3O10)(OH)2 Habit: Books up to 20 inches Colour: clear, ruby Description: Has produced good sheet mica. |
| β Muscovite var. Sericite Formula: KAl2(AlSi3O10)(OH)2 |
| β Quartz Formula: SiO2 |
| β Quartz var. Rose Quartz Formula: SiO2 |
| β Sillimanite Formula: Al2(SiO4)O |
| β 'Tourmaline' Formula: AD3G6 (T6O18)(BO3)3X3Z |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 4 - Oxides and Hydroxides | |||
|---|---|---|---|
| β | Quartz | 4.DA.05 | SiO2 |
| β | var. Rose Quartz | 4.DA.05 | SiO2 |
| Group 9 - Silicates | |||
| β | Sillimanite | 9.AF.05 | Al2(SiO4)O |
| β | Beryl | 9.CJ.05 | Be3Al2(Si6O18) |
| β | Muscovite | 9.EC.15 | KAl2(AlSi3O10)(OH)2 |
| β | var. Sericite | 9.EC.15 | KAl2(AlSi3O10)(OH)2 |
| β | Albite | 9.FA.35 | Na(AlSi3O8) |
| Unclassified | |||
| β | 'Biotite' | - | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| β | 'Tourmaline' | - | AD3G6 (T6O18)(BO3)3X3Z |
List of minerals for each chemical element
| H | Hydrogen | |
|---|---|---|
| H | β Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| H | β Muscovite | KAl2(AlSi3O10)(OH)2 |
| H | β Muscovite var. Sericite | KAl2(AlSi3O10)(OH)2 |
| Be | Beryllium | |
| Be | β Beryl | Be3Al2(Si6O18) |
| B | Boron | |
| B | β Tourmaline | AD3G6 (T6O18)(BO3)3X3Z |
| O | Oxygen | |
| O | β Albite | Na(AlSi3O8) |
| O | β Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| O | β Beryl | Be3Al2(Si6O18) |
| O | β Muscovite | KAl2(AlSi3O10)(OH)2 |
| O | β Quartz | SiO2 |
| O | β Quartz var. Rose Quartz | SiO2 |
| O | β Sillimanite | Al2(SiO4)O |
| O | β Tourmaline | AD3G6 (T6O18)(BO3)3X3Z |
| O | β Muscovite var. Sericite | KAl2(AlSi3O10)(OH)2 |
| F | Fluorine | |
| F | β Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Na | Sodium | |
| Na | β Albite | Na(AlSi3O8) |
| Mg | Magnesium | |
| Mg | β Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Al | Aluminium | |
| Al | β Albite | Na(AlSi3O8) |
| Al | β Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Al | β Beryl | Be3Al2(Si6O18) |
| Al | β Muscovite | KAl2(AlSi3O10)(OH)2 |
| Al | β Sillimanite | Al2(SiO4)O |
| Al | β Muscovite var. Sericite | KAl2(AlSi3O10)(OH)2 |
| Si | Silicon | |
| Si | β Albite | Na(AlSi3O8) |
| Si | β Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Si | β Beryl | Be3Al2(Si6O18) |
| Si | β Muscovite | KAl2(AlSi3O10)(OH)2 |
| Si | β Quartz | SiO2 |
| Si | β Quartz var. Rose Quartz | SiO2 |
| Si | β Sillimanite | Al2(SiO4)O |
| Si | β Muscovite var. Sericite | KAl2(AlSi3O10)(OH)2 |
| K | Potassium | |
| K | β Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| K | β Muscovite | KAl2(AlSi3O10)(OH)2 |
| K | β Muscovite var. Sericite | KAl2(AlSi3O10)(OH)2 |
| Ti | Titanium | |
| Ti | β Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Fe | Iron | |
| Fe | β Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
Other Regions, Features and Areas containing this locality
North America
- Rocky MountainsMountain Range
North America PlateTectonic Plate
- Great Plains DomainDomain
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References
