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:
Big Thompson Canyon Area, Larimer Co., Colorado, USA


mindat Locality ID: 159175
mindat URL: http://www.mindat.org/loc-159175.html

Tectonic Settings:

Total number of sublocalities beneath "Big Thompson Canyon Area, Larimer Co., Colorado, USA": 7
Total number of bottom-level sublocalities: 7

Number of Child Localities: 7
Child Localities:
Quigley Mine
The Forks
The Narrows
Thompson Canyon Scheelite Occurrences
Unnamed Locality
Unnamed Locality (2)
Unnamed Pegmatites

Latitude: 40°25'31"N
Longitude: 105°17'58"W
Decimal Degree (lat, lon): 40.425277777778,-105.29944444444
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 Bi Ca Fe H Mo Na O S Si W 

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

Structural Groups for minerals in this locality: 
ClinozoisiteEpidoteGarnetMolybdeniteNoneNot in a structural groupQuartzScheeliteStauroliteStibnite
Tourmaline

11 IMA Minerals at location:
Almandine  (*)Bismuthinite  (*)Clinozoisite  (*)Epidote  (*)Molybdenite  (*)
Powellite  (*)Quartz  (*)Scheelite  (*)Schorl  (*)Sillimanite  (*)
Staurolite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Almandine  (*)GarnetFe2+3Al2(SiO4)311917552353
Bismuthinite  (*)StibniteBi2S311917531935
Clinozoisite  (*)Clinozoisite EpidoteCa2Al3[Si2O7][SiO4]O(OH)11917511025
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)11917548173
Molybdenite  (*)MolybdeniteMoS22191753,1917545800
Powellite  (*)ScheeliteCa(MoO4)1191754494
Quartz  (*)QuartzSiO22191750,19175361156
Scheelite  (*)ScheeliteCa(WO4)11917524894
Schorl  (*)TourmalineNaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)02705
Sillimanite  (*)Not in a structural groupAl2SiO501516
Staurolite  (*)StauroliteFe2+2Al9Si4O23(OH)0978


No ages have been assigned to this locality yet.
SampleSource LocalityReference URL

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