Mineral Evolution Database
Created and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.
Mineral locality data provided by mindat.org



The Mineral Evolution database is currently under development.

The goal of this page is to present localities at which the mineral is found, and estimates of the oldest possible geologic age of the minerals at these localities.


Locality Name:
Lower San Miguel District, San Miguel Co., Colorado, USA


mindat Locality ID: 50128
mindat URL: http://www.mindat.org/loc-50128.html

Tectonic Settings:

Total number of sublocalities beneath "Lower San Miguel District, San Miguel Co., Colorado, USA": 97
Total number of bottom-level sublocalities: 95

Number of Child Localities: 93
Child Localities:
A1
Alpha And Gamma Occurrence
Bear Creek Mine
Beaver - Perkin Placers
Belle Champion Mine (Unpatented Claims: Belle Champion; Golden Era)
Belvidere
Benice; Scott And McDonal Occurrence
Big Mack
Binkley - Sawpit Project (Republic; MS 7827)
Blue Bird Mine (Blue Bell Nos. 1-6; Lake View; Unpatented Claims: Blue Bird Nos. 1-17; Lake View Nos. 1-7; Trout Lake)
Boston; Enterprise; And Peoria Placers (Peoria Placer; MS 4612; Enterprise Placer; MS 4612; Patented Claims: Boston Placer; MS 4612)
Brazier Brothers Drilling
Carpenter Mine
Crescent City
Crucible Mine (MS 19702; Patented Claim: Crucible No. 1)
Deep Creek Placer (Deep Creek Placer Limestone Quarry; Patented Claim: Deep Creek Placer; MS 16025)
Donegan Lease
Donegan Placer (Donovan Placer)
E Bar Placer
Evans Claims
Fall Creek Mine
Fall Creek Quarry
Fayette Occurrence (Wells; Egan Placer)
Fighting Chance Mine
Flagstone Nos. 1 And 2 Claims
Frazier Mine
General De Wet Placer (Patented Claim: General De Wet; MS 14816)
Gill Edge Occurrence (Gold Bug Placer)
Gold Ledge Placer
Golden Era
Granger Placer
Gripe (Sunnyside Claims)
Grumwald Mine
Idaho Occurrence (Meadow Brook)
Iron Crown (Blue Bird Group)
Ironside Occurrence
Jo Dandy Mine (Lone Wolf; Edward; Unpatented Claims: Joe Dandy; Wesley; Nifty)
Laen Occurrence (Oak Leaf; East; Bra.)
Leopard Vanadium Mine
Lizzie G. Mine
Lone Tree
Lone Wolf
Major Occurrence (South Fork; Mary E)
Manhatan Occurrence (Keystone; Boste)
Mineral Mine
Montana Placer (Patented Claims: Montana Placer; MS 4574; Old Channel Placer; MS 4574; Idaho Placer; MS 4574; Dump Placer; MS 4574)
Northern Ohio
Nuget Nos. 1; 2; 3 (Horseshoes Nos. 1; 2; 3; 4; 5; Nugget)
Ohio (Virginia; Arthur)
OK (Elder Occurrence)
Old Man Mine
Omega Mine (MS 19100; Patented Claim: Omega)
Placerville
Placerville District
Pocahontas Mine
Polaris
Pretty Blue
Primos
Providence
Rare Metals
Rattlesnake Claims
Rosemary Placer (Patented Claim: Rosemary Placer; MS 15677)
San Miguel River
Silver Slipper
Single Jack
Stella
Sunup
Unaweep
Unknown Clay - Fire (Refractory) Occurrence (MRDS - 10018445)
Unknown Clay - Fire (Refractory) Occurrence (MRDS - 10091531)
Unknown Gold Occurrence (MRDS - 10119116)
Unknown Gold Occurrence (MRDS - 10159666)
Unknown Gold Occurrence (MRDS - 10159704)
Unknown Gold Occurrence (MRDS - 10167865)
Unknown Gold Occurrence (MRDS - 10288949)
Unknown Gold Occurrence (MRDS - 10289409)
Unknown Quartz Occurrence (MRDS - 10143340)
Unknown Uranium (MRDS - 10215716)
Unknown Uranium (MRDS - 10289448)
Unknown Uranium Occurrence (MRDS - 10192331)
Unknown Uranium Occurrence (MRDS - 10216246)
Unknown Vanadium - Uranium (MRDS - 10288734)
Unnamed Placer Mine (Lawn Placer; MS 6824; Patented Claims: Placer Mining Claim No. 1; MS 6730; MRDS - 10014252)
Unnamed Placer Mine (MRDS - 10014381)
Wave Bar (Smug; Homestead)
Wells And Egan Placer (Patented Claim: Wells And Egan Placer; MS 961)
Wheeler Bars (E. Placer; MS 1066; Patented Claims: A Placer; MS 1026)
White Crow
White Spar And Black King Occurrence
White Spar Mine (New Discovery; MS 4819; Patented Claims: White Spar; MS 4819)
Willow Creek Bar (Patented Claim: Willow Placer; MS 1970; Willow Creek Place)
Wilson And Chambers
Yellow Girl

Latitude: 38°0'56"N
Longitude: 108°2'52"W
Decimal Degree (lat, lon): 38.015555555556,-108.04777777778

AThis mineral is Anthropogenic.
GThis mineral is directly dated.
BThis mineral is reported as having this age.
YThis mineral is using an age reported as an element mineralization period.
OThis mineral is using an age calculated from all data at the locality.
RThe age displayed for this mineral originates from a different, non-child locality.
PThe age displayed for this mineral is the range of ages for this mineral at all of this locality's children.
This mineral's age has not yet been recorded.

This Mineral list contains entries from this locality, including sub-localities. Minerals in bold are reported by mindat.org as occurring directly at this locality, and do not occur at any children (sublocalities) of this locality.

Elements at this locality, including sub-localities: Ag Al As Au Ba C Ca Co Cu Fe H K Mg Mo Ni O P Pb S Sb Se Si U V Zn 

Elements from minerals reported directly at this locality: C O Pb 

Structural Groups for minerals in this locality: 
AmorphousAragoniteAutuniteBaryteCalciteChalcopyriteClayCopperDiasporeFluorite
MalachiteMicaMiniumMolybdeniteNoneNot in a structural groupPascoitePerovskitePyriteQuartz
RocksaltSkutteruditeSphaleriteTetrahedriteVivianiteZircon

38 IMA Minerals at location:
Annabergite  (*)Autunite  (*)Azurite  (*)Baryte  (*)Bornite  (*)
Calcite  (*)Carnotite  (*)Cerussite  (*)Chalcocite  (*)Chalcopyrite  (*)
Clausthalite  (*)Coffinite  (*)Dolomite  (*)Erythrite  (*)Ferrimolybdite  (*)
Galena  (*)Gold  (*)Ilsemannite  (*)Jordisite  (*)Malachite  (*)
Metatorbernite  (*)Minium  (*)Molybdenite  (*)Montroseite  (*)Muscovite  (*)
Pascoite  (*)Pyrite  (*)Quartz  (*)Roscoelite  (*)Sherwoodite  (*)
Silver  (*)Skutterudite  (*)Sphalerite  (*)Tennantite-(Fe)  (*)Tetrahedrite-(Zn)  (*)
Tyuyamunite  (*)Uraninite  (*)Uranophane-α  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Annabergite  (*)VivianiteNi3(AsO4)2·8H2O2196741,196744445
Autunite  (*)AutuniteCa(UO2)2(PO4)2·10-12H2O11967411272
Azurite  (*)Not in a structural groupCu3(CO3)2(OH)22196741,1967435509
Baryte  (*)BaryteBa(SO4)3196741,196743,19677911547
Bornite  (*)NoneCu5FeS43196740,196743,1967445516
Calcite  (*)CalciteCa(CO3)4196740,196741,196743,19677927770
Carnotite  (*)NoneK2(UO2)2(VO4)2·3H2O5196698,196706,196722,196739,1967401184
Cerussite  (*)AragonitePb(CO3)04979
Chalcocite  (*)NoneCu2S2196741,1967795707
Chalcopyrite  (*)ChalcopyriteCuFeS23196741,196743,19677927198
Clausthalite  (*)RocksaltPbSe1196688281
Coffinite  (*)ZirconU(SiO4)·nH2O3196741,196743,196744566
Dolomite  (*)NoneCaMg(CO3)211966989895
Erythrite  (*)VivianiteCo3(AsO4)2·8H2O2196740,196741814
Ferrimolybdite  (*)NoneFe3+2(Mo6+O4)3·7H2O1196740345
Galena  (*)RocksaltPbS4196688,196740,196741,19674324243
Gold  (*)CopperAu10196696,196712,196731,196741,196751,196772,196773,196775,196776,19678030554
Ilsemannite  (*)NoneMo3O8·nH2O (?)1196741123
Jordisite  (*)AmorphousMoS21196741102
Malachite  (*)MalachiteCu2(CO3)(OH)22196741,19674312537
Metatorbernite  (*)NoneCu(UO2)2(PO4)2·8H2O1196741443
Minium  (*)MiniumPb2+2Pb4+O40247
Molybdenite  (*)MolybdeniteMoS22196740,1967415800
Montroseite  (*)Diaspore(V3+,Fe2+,V4+)O(OH)2196740,196752136
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)23196698,196740,19674417380
Pascoite  (*)PascoiteCa3V5+10O28·17H2O119672278
Pyrite  (*)PyriteFeS2119674039462
Quartz  (*)QuartzSiO22196698,19674361156
Roscoelite  (*)MicaKV3+2(Si3Al)O10(OH)23196688,196740,196752253
Sherwoodite  (*)NoneCa5.5(AlV4+V5+12O39)·28H2O119670620
Silver  (*)CopperAg11967415186
Skutterudite  (*)Skutterudite PerovskiteCoAs32196741,196744531
Sphalerite  (*)SphaleriteZnS4196690,196694,196740,19674321482
Tennantite-(Fe)  (*)TetrahedriteCu6(Cu4Fe2)As4S1311967431803
Tetrahedrite-(Zn)  (*)TetrahedriteCu6(Cu4Zn2)Sb4S132196741,1967435317
Tyuyamunite  (*)NoneCa(UO2)2(VO4)2·5-8H2O1196740628
Uraninite  (*)FluoriteUO27196739,196740,196741,196742,196743,196744,1967782718
Uranophane-α  (*)NoneCa(UO2)2(SiO3OH)2·5H2O1196741890



No ages have been assigned to this locality yet.

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All locality data graciously provided by mindat.org

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