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:
McIntyre Gulch Area, Fremont Co., Colorado, USA


mindat Locality ID: 159291
mindat URL: http://www.mindat.org/loc-159291.html

Tectonic Settings:

Total number of sublocalities beneath "McIntyre Gulch Area, Fremont Co., Colorado, USA": 3
Total number of bottom-level sublocalities: 3

Number of Child Localities: 3
Child Localities:
Morning Star Claims 1943
Quarry (MRDS - 10142415)
St Mary No. 2 Occurrence

Latitude: 38°27'14"N
Longitude: 105°22'44"W
Decimal Degree (lat, lon): 38.453888888889,-105.37888888889
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: Al B Ca Cu F Fe H Mg Na O S Si W Zn 

Elements from minerals reported directly at this locality: Al B Fe H Na O Si 

Structural Groups for minerals in this locality: 
ChalcopyriteClayClinozoisiteEpidoteNonePyritePyroxeneQuartzScheeliteSmectite-vermiculite
SphaleriteTourmalineVesuvianite

10 IMA Minerals at location:
Chalcopyrite  (*)Diopside  (*)Epidote  (*)Pyrite  (*)Quartz  (*)
Scheelite  (*)Schorl  (*)Sphalerite  (*)Vermiculite  (*)Vesuvianite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Chalcopyrite  (*)ChalcopyriteCuFeS2118849727198
Diopside  (*)PyroxeneCaMgSi2O611884974135
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)11884978173
Pyrite  (*)PyriteFeS2118849739462
Quartz  (*)QuartzSiO2118849761156
Scheelite  (*)ScheeliteCa(WO4)11884974894
Schorl  (*)TourmalineNaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)02705
Sphalerite  (*)SphaleriteZnS118849721482
Vermiculite  (*)Clay Smectite-vermiculiteMg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4·8H2O1188497652
Vesuvianite  (*)Vesuvianite(Ca,Na)19(Al,Mg,Fe)13(SiO4)10(Si2O7)4(OH,F,O)1011884971395


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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