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:
San Juan Mts, San Miguel Co., Colorado, USA


mindat Locality ID: 253074
mindat URL: http://www.mindat.org/loc-253074.html

Tectonic Settings:

Total number of sublocalities beneath "San Juan Mts, San Miguel Co., Colorado, USA": 68
Total number of bottom-level sublocalities: 65

Number of Child Localities: 1
Child Localities:
Telluride District (Upper San Miguel District)

Latitude: 37°55'56"N
Longitude: 107°45'55"W
Decimal Degree (lat, lon): 37.932222222222,-107.76527777778
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 Bi C Ca Cr Cu F Fe H Mn Mo O Pb Pt S Sb Si Ti V Zn 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AcanthiteAdeliteAragoniteBismutiteCalciteChalcanthiteChalcopyriteCopperCorundumEpidote
FluoriteNonePolybasitePyriteQuartzRocksaltSphaleriteSpinelTetrahedrite

27 IMA Minerals at location:
Acanthite  (*)Bismutite  (*)Calcite  (*)Cerussite  (*)Chalcanthite  (*)
Chalcopyrite  (*)Chromite  (*)Ferrimolybdite  (*)Fluorite  (*)Freibergite  (*)
Galena  (*)Gold  (*)Ilmenite  (*)Magnetite  (*)Pearceite  (*)
Platinum  (*)Proustite  (*)Pyrite  (*)Quartz  (*)Rhodochrosite  (*)
Silver  (*)Sphalerite  (*)Stephanite  (*)Tangeite  (*)Tennantite-(Fe)  (*)
Tetrahedrite-(Zn)  (*)Zoisite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Acanthite  (*)AcanthiteAg2S11969482793
Bismutite  (*)BismutiteBi2O2(CO3)1196920716
Calcite  (*)CalciteCa(CO3)3196927,196944,19697727770
Cerussite  (*)AragonitePb(CO3)11969764979
Chalcanthite  (*)ChalcanthiteCu(SO4)·5H2O1196920925
Chalcopyrite  (*)ChalcopyriteCuFeS22196945,19696127198
Chromite  (*)SpinelFe2+Cr2O411969203902
Ferrimolybdite  (*)NoneFe3+2(Mo6+O4)3·7H2O1196977345
Fluorite  (*)FluoriteCaF211969809617
Freibergite  (*)TetrahedriteAg6[Cu4Fe2]Sb4S121196976663
Galena  (*)RocksaltPbS7196927,196944,196945,196960,196961,196976,19698024243
Gold  (*)CopperAu4196920,196927,196973,19698030554
Ilmenite  (*)CorundumFe2+Ti4+O311969205433
Magnetite  (*)SpinelFe2+Fe3+2O4119692014899
Pearceite  (*)Polybasite[Ag9CuS4][(Ag,Cu)6(As,Sb)2S7]1196948249
Platinum  (*)CopperPt1196920485
Proustite  (*)NoneAg3AsS33196944,196960,196973733
Pyrite  (*)PyriteFeS23196944,196945,19696139462
Quartz  (*)QuartzSiO28196920,196927,196945,196960,196961,196976,196977,19698061156
Rhodochrosite  (*)CalciteMn(CO3)11969701711
Silver  (*)CopperAg11969805186
Sphalerite  (*)SphaleriteZnS5196945,196960,196961,196970,19698021482
Stephanite  (*)NoneAg5SbS42196944,196976586
Tangeite  (*)AdeliteCaCu(VO4)(OH)119697760
Tennantite-(Fe)  (*)TetrahedriteCu6(Cu4Fe2)As4S132196944,1969601803
Tetrahedrite-(Zn)  (*)TetrahedriteCu6(Cu4Zn2)Sb4S1311969485317
Zoisite  (*)EpidoteCa2Al3[Si2O7][SiO4]O(OH)11969301025


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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