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Mineral Farm Mine, Ouray, Ouray District, San Juan Mts, Ouray Co., Colorado, USAi
Regional Level Types
Mineral Farm MineMine
Ouray- not defined -
Ouray DistrictMining District
San Juan MtsMountain Range
Ouray Co.County
ColoradoState
USACountry

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Key
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Latitude & Longitude (WGS84):
38° 0' 42'' North , 107° 40' 38'' West
Latitude & Longitude (decimal):
Locality type:
Nearest Settlements:
PlacePopulationDistance
Ouray1,008 (2017)1.3km
Portland135 (2011)8.0km
Telluride2,399 (2018)14.4km
Ridgway977 (2017)17.3km
Mountain Village1,395 (2017)18.1km


A former Ba (baryte) mine located 1.3 km (0.8 mile) SSW of Ouray, on National Forest land. MRDS database stated accuracy for this location is 10 meters.

Local rocks include rocks of the Hermosa Formation.

Workings include unspecified underground openings.

Regions containing this locality

North America PlateTectonic Plate
Rocky Mountains, North AmericaMountain Range

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


17 valid minerals.

Detailed Mineral List:

Ankerite
Formula: Ca(Fe2+,Mg)(CO3)2
Reference: Minerals of Colorado (1997) Eckel, E. B.; U.S. Geological Survey Professional Paper 1753
Azurite
Formula: Cu3(CO3)2(OH)2
Reference: Rocks & Min 70:5 pp 298-310; U.S. Geological Survey Professional Paper 1753
Baryte
Formula: BaSO4
Reference: Rocks & Min 70:5 pp 298-310; 2008 New Mexico Mineral Symposium abstracts; U.S. Geological Survey Professional Paper 1753
Calcite
Formula: CaCO3
Reference: Rocks & Min 70:5 pp 298-310; U.S. Geological Survey Professional Paper 1753
Chalcocite
Formula: Cu2S
Reference: U.S. Geological Survey Professional Paper 1753
Chalcopyrite
Formula: CuFeS2
Reference: Minerals of Colorado (1997) E.B. Eckel; U.S. Geological Survey Professional Paper 1753
Covellite
Formula: CuS
Reference: U.S. Geological Survey Professional Paper 1753
Enargite
Formula: Cu3AsS4
Reference: Minerals of Colorado (1997) Eckel, E. B.
Galena
Formula: PbS
Reference: U.S. Geological Survey Professional Paper 1753
'Limonite'
Formula: (Fe,O,OH,H2O)
Reference: U.S. Geological Survey Professional Paper 1753
Malachite
Formula: Cu2(CO3)(OH)2
Reference: Rocks & Min 70:5 pp 298-310; U.S. Geological Survey Professional Paper 1753
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Reference: U.S. Geological Survey Professional Paper 1753
Muscovite var: Sericite
Formula: KAl2(AlSi3O10)(OH)2
Reference: U.S. Geological Survey Professional Paper 1753
Pearceite
Formula: [Ag9CuS4][(Ag,Cu)6(As,Sb)2S7]
Reference: U.S. Geological Survey Professional Paper 1753
Polybasite
Formula: [(Ag,Cu)6(Sb,As)2S7][Ag9CuS4]
Reference: U.S. Geological Survey Professional Paper 1753
Pyrite
Formula: FeS2
Reference: U.S. Geological Survey Professional Paper 1753
Quartz
Formula: SiO2
Reference: Rocks & Min 70:5 pp 298-310; 2008 New Mexico Mineral Symposium abstracts; U.S. Geological Survey Professional Paper 1753
Quartz var: Jasper
Reference: U.S. Geological Survey Professional Paper 1753
Sphalerite
Formula: ZnS
Reference: Rocks & Min 70:5 pp 298-310; U.S. Geological Survey Professional Paper 1753
Tetrahedrite
Formula: Cu6Cu4(Fe2+,Zn)2Sb4S12S
Reference: Rocks & Min 70:5 pp 298-310; U.S. Geological Survey Professional Paper 1753
'Wad'
Reference: U.S. Geological Survey Professional Paper 1753

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
Chalcocite2.BA.05Cu2S
Chalcopyrite2.CB.10aCuFeS2
Covellite2.CA.05aCuS
Enargite2.KA.05Cu3AsS4
Galena2.CD.10PbS
Pearceite2.GB.15[Ag9CuS4][(Ag,Cu)6(As,Sb)2S7]
Polybasite2.GB.15[(Ag,Cu)6(Sb,As)2S7][Ag9CuS4]
Pyrite2.EB.05aFeS2
Sphalerite2.CB.05aZnS
Tetrahedrite2.GB.05Cu6Cu4(Fe2+,Zn)2Sb4S12S
Group 4 - Oxides and Hydroxides
Quartz4.DA.05SiO2
var: Jasper4.DA.05SiO2
Group 5 - Nitrates and Carbonates
Ankerite5.AB.10Ca(Fe2+,Mg)(CO3)2
Azurite5.BA.05Cu3(CO3)2(OH)2
Calcite5.AB.05CaCO3
Malachite5.BA.10Cu2(CO3)(OH)2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Baryte7.AD.35BaSO4
Group 9 - Silicates
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
var: Sericite9.EC.15KAl2(AlSi3O10)(OH)2
Unclassified Minerals, Rocks, etc.
'Limonite'-(Fe,O,OH,H2O)
'Wad'-

List of minerals arranged by Dana 8th Edition classification

Group 2 - SULFIDES
AmBnXp, with (m+n):p = 2:1
Chalcocite2.4.7.1Cu2S
AmXp, with m:p = 1:1
Covellite2.8.12.1CuS
Galena2.8.1.1PbS
Sphalerite2.8.2.1ZnS
AmBnXp, with (m+n):p = 1:1
Chalcopyrite2.9.1.1CuFeS2
AmBnXp, with (m+n):p = 1:2
Pyrite2.12.1.1FeS2
Group 3 - SULFOSALTS
ø > 4
Pearceite3.1.8.1[Ag9CuS4][(Ag,Cu)6(As,Sb)2S7]
Polybasite3.1.7.2[(Ag,Cu)6(Sb,As)2S7][Ag9CuS4]
ø = 4
Enargite3.2.1.1Cu3AsS4
3 <ø < 4
Tetrahedrite3.3.6.1Cu6Cu4(Fe2+,Zn)2Sb4S12S
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Calcite14.1.1.1CaCO3
AB(XO3)2
Ankerite14.2.1.2Ca(Fe2+,Mg)(CO3)2
Group 16a - ANHYDROUS CARBONATES CONTAINING HYDROXYL OR HALOGEN
Azurite16a.2.1.1Cu3(CO3)2(OH)2
Malachite16a.3.1.1Cu2(CO3)(OH)2
Group 28 - ANHYDROUS ACID AND NORMAL SULFATES
AXO4
Baryte28.3.1.1BaSO4
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
Muscovite71.2.2a.1KAl2(AlSi3O10)(OH)2
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Unclassified Minerals, Mixtures, etc.
'Limonite'-(Fe,O,OH,H2O)
Muscovite
var: Sericite
-KAl2(AlSi3O10)(OH)2
Quartz
var: Jasper
-SiO2
'Wad'-

List of minerals for each chemical element

HHydrogen
H MalachiteCu2(CO3)(OH)2
H AzuriteCu3(CO3)2(OH)2
H Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
H Limonite(Fe,O,OH,H2O)
H MuscoviteKAl2(AlSi3O10)(OH)2
CCarbon
C MalachiteCu2(CO3)(OH)2
C AzuriteCu3(CO3)2(OH)2
C CalciteCaCO3
C AnkeriteCa(Fe2+,Mg)(CO3)2
OOxygen
O QuartzSiO2
O BaryteBaSO4
O MalachiteCu2(CO3)(OH)2
O AzuriteCu3(CO3)2(OH)2
O CalciteCaCO3
O AnkeriteCa(Fe2+,Mg)(CO3)2
O Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
O Limonite(Fe,O,OH,H2O)
O MuscoviteKAl2(AlSi3O10)(OH)2
MgMagnesium
Mg AnkeriteCa(Fe2+,Mg)(CO3)2
AlAluminium
Al Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
Al MuscoviteKAl2(AlSi3O10)(OH)2
SiSilicon
Si QuartzSiO2
Si Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
Si MuscoviteKAl2(AlSi3O10)(OH)2
SSulfur
S BaryteBaSO4
S SphaleriteZnS
S TetrahedriteCu6Cu4(Fe2+,Zn)2Sb4S12S
S EnargiteCu3AsS4
S ChalcopyriteCuFeS2
S PyriteFeS2
S GalenaPbS
S Pearceite[Ag9CuS4][(Ag,Cu)6(As,Sb)2S7]
S Polybasite[(Ag,Cu)6(Sb,As)2S7][Ag9CuS4]
S ChalcociteCu2S
S CovelliteCuS
KPotassium
K Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
K MuscoviteKAl2(AlSi3O10)(OH)2
CaCalcium
Ca CalciteCaCO3
Ca AnkeriteCa(Fe2+,Mg)(CO3)2
FeIron
Fe TetrahedriteCu6Cu4(Fe2+,Zn)2Sb4S12S
Fe AnkeriteCa(Fe2+,Mg)(CO3)2
Fe ChalcopyriteCuFeS2
Fe PyriteFeS2
Fe Limonite(Fe,O,OH,H2O)
CuCopper
Cu MalachiteCu2(CO3)(OH)2
Cu AzuriteCu3(CO3)2(OH)2
Cu TetrahedriteCu6Cu4(Fe2+,Zn)2Sb4S12S
Cu EnargiteCu3AsS4
Cu ChalcopyriteCuFeS2
Cu Pearceite[Ag9CuS4][(Ag,Cu)6(As,Sb)2S7]
Cu Polybasite[(Ag,Cu)6(Sb,As)2S7][Ag9CuS4]
Cu ChalcociteCu2S
Cu CovelliteCuS
ZnZinc
Zn SphaleriteZnS
Zn TetrahedriteCu6Cu4(Fe2+,Zn)2Sb4S12S
AsArsenic
As EnargiteCu3AsS4
As Pearceite[Ag9CuS4][(Ag,Cu)6(As,Sb)2S7]
As Polybasite[(Ag,Cu)6(Sb,As)2S7][Ag9CuS4]
AgSilver
Ag Pearceite[Ag9CuS4][(Ag,Cu)6(As,Sb)2S7]
Ag Polybasite[(Ag,Cu)6(Sb,As)2S7][Ag9CuS4]
SbAntimony
Sb TetrahedriteCu6Cu4(Fe2+,Zn)2Sb4S12S
Sb Pearceite[Ag9CuS4][(Ag,Cu)6(As,Sb)2S7]
Sb Polybasite[(Ag,Cu)6(Sb,As)2S7][Ag9CuS4]
BaBarium
Ba BaryteBaSO4
PbLead
Pb GalenaPbS

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

Miocene - Eocene
5.333 - 56 Ma



ID: 3190650
Cenozoic volcanic rocks

Age: Cenozoic (5.333 - 56 Ma)

Stratigraphic Name: San Juan Mountains

Comments: Southern Rocky Mountains

Lithology: Intermediate-felsic volcanic rocks

Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529. [154]

Pennsylvanian
298.9 - 323.2 Ma



ID: 2718898
Hermosa Fm

Age: Pennsylvanian (298.9 - 323.2 Ma)

Stratigraphic Name: Hermosa Formation

Description: Arkosic sandstone, conglomerate, shale, and limestone; gypsum and salt in Paradox Member present in salt anticlines near Utah border

Comments: Original map source: Green, G.N., 1992, The Digital Geologic Map of Colorado in ARC/INFO Format: U.S. Geological Survey Open-File Report 92-0507, 9 p., scale 1:500,000.

Lithology: Major:{arkose,conglomerate,shale}, Minor:{limestone,gypsum}

Reference: Horton, J.D., C.A. San Juan, and D.B. Stoeser. The State Geologic Map Compilation (SGMC) geodatabase of the conterminous United States. doi: 10.3133/ds1052. U.S. Geological Survey Data Series 1052. [133]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Rocks & Minerals (1995): 70(5): 298-310.
Eckels, E. B. (1997), Minerals of Colorado.
Burbank, Wilbur Swett, and Luedke, R.G., (2008), Geology and ore deposits of the Uncompahgre (Ouray) mining district, southwestern Colorado: USGS Professional Paper 1753, 107 p., 7 pls. in pocket.
USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10191361.
New Mexico Mineral Symposium abstracts (2008).
U.S. Bureau of Mines, Minerals Availability System (MAS) file ID #0080910154.
MESA Metal-Nonmetal Printout Co: M.M. Naldrum, owner.

USGS MRDS Record:10191361
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