Mountain Lion Mine - Keystone vein, Magnolia Mining District, Boulder County, Colorado, USAi
| Regional Level Types | |
|---|---|
| Mountain Lion Mine - Keystone vein | Vein |
| Magnolia Mining District | Mining District |
| Boulder County | County |
| Colorado | State |
| USA | Country |
This page is currently not sponsored. Click here to sponsor this page.
Latitude & Longitude (WGS84):
39° 59' 27'' North , 105° 22' 11'' West
Latitude & Longitude (decimal):
Type:
KΓΆppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Tall Timber | 208 (2011) | 3.0km |
| Mountain Meadows | 274 (2011) | 3.8km |
| Sugarloaf | 261 (2011) | 4.3km |
| Crisman | 186 (2011) | 5.6km |
| Seven Hills | 121 (2011) | 6.0km |
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 |
|---|---|---|
| Flatirons Mineral Club | Boulder, Colorado | 9km |
| Mile High Rock and Mineral Society | Arvada, Colorado | 32km |
| Colorado Mineral Society | Lakewood, Colorado | 40km |
| Denver Gem and Mineral Guild | Denver, Colorado | 43km |
| Friends of Mineralogy - Colorado Chapter | Denver, Colorado | 43km |
Mindat Locality ID:
5943
Long-form identifier:
mindat:1:2:5943:8
GUID (UUID V4):
1637b0d0-ca0c-46de-8178-d1248ce6b23e
No description has been added for this locality. Can you add one?
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsDetailed Mineral List:
| β Calaverite Formula: AuTe2 |
| β Chalcopyrite Formula: CuFeS2 |
| β Coloradoite (TL) Formula: HgTe Type Locality: Description: Closely intermixed with native tellurium and quartz.
The type description of coloradoite was based on impure specimens from the Keystone and Mountain Lion mines in the Magnolia district and from the Smuggler mine in the Balarat district. |
| β 'Feldspar Group' |
| β Gold Formula: Au |
| β Keystoneite Formula: Mg0.5Ni2+Fe3+(Te4+O3)3 · 4.5H2O |
| β 'Limonite' |
| β Magnolite Formula: [Hg2]2+[Te4+O3] |
| β Mercury Formula: Hg |
| β Molybdenite Formula: MoS2 References: Lovering, T.S., Goddard, E.N. (1950) Geology and ore deposits of the Front Range, Colorado. Professional Paper 223. US Geological Survey doi:10.3133/pp223 |
| β Pyrite Formula: FeS2 |
| β Quartz Formula: SiO2 |
| β Roscoelite Formula: K(V3+,Al)2(AlSi3O10)(OH)2 |
| β Sylvanite Formula: AgAuTe4 |
| β Tellurium Formula: Te |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 1 - Elements | |||
|---|---|---|---|
| β | Gold | 1.AA.05 | Au |
| β | Mercury | 1.AD.05 | Hg |
| β | Tellurium | 1.CC.10 | Te |
| Group 2 - Sulphides and Sulfosalts | |||
| β | Coloradoite (TL) | 2.CB.05a | HgTe |
| β | Chalcopyrite | 2.CB.10a | CuFeS2 |
| β | Sylvanite | 2.EA.05 | AgAuTe4 |
| β | Calaverite | 2.EA.10 | AuTe2 |
| β | Molybdenite | 2.EA.30 | MoS2 |
| β | Pyrite | 2.EB.05a | FeS2 |
| Group 4 - Oxides and Hydroxides | |||
| β | Quartz | 4.DA.05 | SiO2 |
| β | Magnolite | 4.JK.60 | [Hg2]2+[Te4+O3] |
| β | Keystoneite | 4.JM.05 | Mg0.5Ni2+Fe3+(Te4+O3)3 Β· 4.5H2O |
| Group 9 - Silicates | |||
| β | Roscoelite | 9.EC.15 | K(V3+,Al)2(AlSi3O10)(OH)2 |
| Unclassified | |||
| β | 'Feldspar Group' | - | |
| β | 'Limonite' | - | |
List of minerals for each chemical element
| H | Hydrogen | |
|---|---|---|
| H | β Keystoneite | Mg0.5Ni2+Fe3+(Te4+O3)3 · 4.5H2O |
| H | β Roscoelite | K(V3+,Al)2(AlSi3O10)(OH)2 |
| O | Oxygen | |
| O | β Keystoneite | Mg0.5Ni2+Fe3+(Te4+O3)3 · 4.5H2O |
| O | β Magnolite | [Hg2]2+[Te4+O3] |
| O | β Quartz | SiO2 |
| O | β Roscoelite | K(V3+,Al)2(AlSi3O10)(OH)2 |
| Mg | Magnesium | |
| Mg | β Keystoneite | Mg0.5Ni2+Fe3+(Te4+O3)3 · 4.5H2O |
| Al | Aluminium | |
| Al | β Roscoelite | K(V3+,Al)2(AlSi3O10)(OH)2 |
| Si | Silicon | |
| Si | β Quartz | SiO2 |
| Si | β Roscoelite | K(V3+,Al)2(AlSi3O10)(OH)2 |
| S | Sulfur | |
| S | β Chalcopyrite | CuFeS2 |
| S | β Molybdenite | MoS2 |
| S | β Pyrite | FeS2 |
| K | Potassium | |
| K | β Roscoelite | K(V3+,Al)2(AlSi3O10)(OH)2 |
| V | Vanadium | |
| V | β Roscoelite | K(V3+,Al)2(AlSi3O10)(OH)2 |
| Fe | Iron | |
| Fe | β Chalcopyrite | CuFeS2 |
| Fe | β Keystoneite | Mg0.5Ni2+Fe3+(Te4+O3)3 · 4.5H2O |
| Fe | β Pyrite | FeS2 |
| Ni | Nickel | |
| Ni | β Keystoneite | Mg0.5Ni2+Fe3+(Te4+O3)3 · 4.5H2O |
| Cu | Copper | |
| Cu | β Chalcopyrite | CuFeS2 |
| Mo | Molybdenum | |
| Mo | β Molybdenite | MoS2 |
| Ag | Silver | |
| Ag | β Sylvanite | AgAuTe4 |
| Te | Tellurium | |
| Te | β Calaverite | AuTe2 |
| Te | β Coloradoite | HgTe |
| Te | β Keystoneite | Mg0.5Ni2+Fe3+(Te4+O3)3 · 4.5H2O |
| Te | β Magnolite | [Hg2]2+[Te4+O3] |
| Te | β Sylvanite | AgAuTe4 |
| Te | β Tellurium | Te |
| Au | Gold | |
| Au | β Calaverite | AuTe2 |
| Au | β Gold | Au |
| Au | β Sylvanite | AgAuTe4 |
| Hg | Mercury | |
| Hg | β Coloradoite | HgTe |
| Hg | β Magnolite | [Hg2]2+[Te4+O3] |
| Hg | β Mercury | Hg |
Other Regions, Features and Areas containing this locality
North America
- Rocky MountainsMountain Range
North America PlateTectonic Plate
- Great Plains DomainDomain
This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to
visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders
for access and that you are aware of all safety precautions necessary.
References
cudl.colorado.edu (n.d.) http://cudl.colorado.edu/luna/servlet/detail/UCBOULDERCB1~85~85~1100302~141500:Drumm-s-Mining-Map-of-Magnolia-and-?sort=date_issued%2Ctitle%2Cplace_term%2Cname_display_form&qvq=sort:date_issued%2Ctitle%2Cplace_term%2Cname_display_form;lc:UCBOULDERCB1~85~85&mi=1&trs=84
Emmons, S. F., Becker, G. F. (1885) Statistics and Technology of the Precious Metals. Bureau of the Census.
