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:
Saints John Mine (Florado; Saint John Mine), Montezuma Area, Summit Co., Colorado, USA


mindat Locality ID: 120357
mindat URL: http://www.mindat.org/loc-120357.html

Tectonic Settings:

Total number of sublocalities beneath "Saints John Mine (Florado; Saint John Mine), Montezuma Area, Summit Co., Colorado, USA": 0
Total number of bottom-level sublocalities: 0

Latitude: 39°34'12"N
Longitude: 105°52'40"W
Decimal Degree (lat, lon): 39.57,-105.87777777778
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 As Ba C Cu Fe H K Mn O Pb S Sb Si Zn 

Elements from minerals reported directly at this locality: Ag As Ba C Cu Fe H K Mn O Pb S Sb Si Zn 

Structural Groups for minerals in this locality: 
AcanthiteAluniteBaryteCalciteChalcopyriteCopperNonePolybasitePyriteQuartz
RocksaltSphaleriteTetrahedrite

17 IMA Minerals at location:
Acanthite  (*)Anglesite  (*)Baryte  (*)Chalcopyrite  (*)Galena  (*)
Jarosite  (*)Pearceite  (*)Polybasite  (*)Proustite  (*)Pyrargyrite  (*)
Pyrite  (*)Quartz  (*)Rhodochrosite  (*)Silver  (*)Sphalerite  (*)
Stephanite  (*)Tetrahedrite-(Zn)  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Acanthite  (*)AcanthiteAg2S02793
Anglesite  (*)BarytePb(SO4)02734
Baryte  (*)BaryteBa(SO4)011547
Chalcopyrite  (*)ChalcopyriteCuFeS2027198
Galena  (*)RocksaltPbS024243
Jarosite  (*)AluniteKFe3+3(SO4)2(OH)602228
Pearceite  (*)Polybasite[Ag9CuS4][(Ag,Cu)6(As,Sb)2S7]0249
Polybasite  (*)Polybasite[Ag9CuS4][(Ag,Cu)6(Sb,As)2S7]0716
Proustite  (*)NoneAg3AsS30733
Pyrargyrite  (*)NoneAg3SbS301425
Pyrite  (*)PyriteFeS2039462
Quartz  (*)QuartzSiO2061156
Rhodochrosite  (*)CalciteMn(CO3)01711
Silver  (*)CopperAg05186
Sphalerite  (*)SphaleriteZnS021482
Stephanite  (*)NoneAg5SbS40586
Tetrahedrite-(Zn)  (*)TetrahedriteCu6(Cu4Zn2)Sb4S1305317


No ages have been assigned to this locality yet.
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