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:
Racine Boy Mine, Silver Cliff District, Custer Co., Colorado, USA


mindat Locality ID: 19281
mindat URL: http://www.mindat.org/loc-19281.html

Tectonic Settings:

Total number of sublocalities beneath "Racine Boy Mine, Silver Cliff District, Custer Co., Colorado, USA": 0
Total number of bottom-level sublocalities: 0

Latitude: 38°8'20"N
Longitude: 105°26'21"W
Decimal Degree (lat, lon): 38.138888888889,-105.43916666667
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 Ba Br C Ca Cl F Fe H K Mg Mn Na O Pb S Si Sr Zn 

Elements from minerals reported directly at this locality: Ag Al Ba Br C Ca Cl F Fe H K Mg Mn Na O Pb S Si Sr Zn 

Structural Groups for minerals in this locality: 
AluniteAragoniteBaryteClayCoronaditeDiasporeFluoriteKaoliniteNoneQuartz
RocksaltTalc

15 IMA Minerals at location:
Baryte  (*)Bromargyrite  (*)Cerussite  (*)Chalcophanite  (*)Chlorargyrite  (*)
Cryptomelane  (*)Dickite  (*)Fluorite  (*)Galena  (*)Goethite  (*)
Jarosite  (*)Plumbojarosite  (*)Quartz  (*)Talc  (*)Todorokite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Baryte  (*)BaryteBa(SO4)011547
Bromargyrite  (*)RocksaltAgBr0227
Cerussite  (*)AragonitePb(CO3)04979
Chalcophanite  (*)NoneZnMn4+3O7·3H2O0197
Chlorargyrite  (*)RocksaltAgCl01382
Cryptomelane  (*)CoronaditeK(Mn4+7Mn3+)O160599
Dickite  (*)Clay KaoliniteAl2Si2O5(OH)40651
Fluorite  (*)FluoriteCaF209617
Galena  (*)RocksaltPbS024243
Goethite  (*)DiasporeFeO(OH)07437
Jarosite  (*)AluniteKFe3+3(SO4)2(OH)602228
Plumbojarosite  (*)AlunitePb0.5Fe3+3(SO4)2(OH)60477
Quartz  (*)QuartzSiO2061156
Talc  (*)Clay TalcMg3Si4O10(OH)203337
Todorokite  (*)None(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12·3-4H2O0433


No ages have been assigned to this locality yet.

All locality data graciously provided by mindat.org

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