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:
Pilot Butte, Leucite Hills Mining District, Sweetwater Co., Wyoming, USA

Oldest recorded age at locality: 3.3
Youngest recorded age at locality: 0.9

mindat Locality ID: 173222
mindat URL: http://www.mindat.org/loc-173222.html

Tectonic Settings:

Total number of sublocalities beneath "Pilot Butte, Leucite Hills Mining District, Sweetwater Co., Wyoming, USA": 0
Total number of bottom-level sublocalities: 0

Latitude: 41°38'38"N
Longitude: 109°20'59"W
Decimal Degree (lat, lon): 41.643888888889,-109.34972222222
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 Ca H K Mg O Si Ti 

Elements from minerals reported directly at this locality: Al Ca H K Mg O Si Ti 

Structural Groups for minerals in this locality: 
ClayMicaNonePerovskitePyroxene

3 IMA Minerals at location:
Diopside  (*)Perovskite  (*)Phlogopite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Diopside  (*)PyroxeneCaMgSi2O63.30.904135
Perovskite  (*)PerovskiteCaTiO33.30.90495
Phlogopite  (*)Mica ClayKMg3(AlSi3O10)(OH)23.30.902273


16 Ages assigned to this locality:

Excel IDMax Age (Ma)Min Age (Ma)Age as listed in referenceDating MethodAge InterpretPrioritized?Sample SourceSample NumRun NumAge from other LocalityDated MineralMinerals explicitely stated as having this ageAge applies to these ElementsMinDat Locality IDDated Locality (Max Age)Location as listed in referenceReferenceReference DOIReference IDAge Notes
NAVDAT-511273.032.973±0.03   51127    173222Pilot Butte, Leucite Hills Mining District, Sweetwater Co., Wyoming, USA NAVDAT NAVDAT 
NAVDAT-511283.032.973±0.03   51128    173222Pilot Butte, Leucite Hills Mining District, Sweetwater Co., Wyoming, USA NAVDAT NAVDAT 
NAVDAT-511293.032.973±0.03   51129    173222Pilot Butte, Leucite Hills Mining District, Sweetwater Co., Wyoming, USA NAVDAT NAVDAT 
NAVDAT-511303.032.973±0.03   51130    173222Pilot Butte, Leucite Hills Mining District, Sweetwater Co., Wyoming, USA NAVDAT NAVDAT 
NAVDAT-511313.032.973±0.03   51131    173222Pilot Butte, Leucite Hills Mining District, Sweetwater Co., Wyoming, USA NAVDAT NAVDAT 
NAVDAT-511323.032.973±0.03   51132    173222Pilot Butte, Leucite Hills Mining District, Sweetwater Co., Wyoming, USA NAVDAT NAVDAT 
NAVDAT-605563.32.73±0.3   60556    173222Pilot Butte, Leucite Hills Mining District, Sweetwater Co., Wyoming, USA NAVDAT NAVDAT 
NAVDAT-605573.32.73±0.3   60557    173222Pilot Butte, Leucite Hills Mining District, Sweetwater Co., Wyoming, USA NAVDAT NAVDAT 
NAVDAT-605583.32.73±0.3   60558    173222Pilot Butte, Leucite Hills Mining District, Sweetwater Co., Wyoming, USA NAVDAT NAVDAT 
NAVDAT-605593.32.73±0.3   60559    173222Pilot Butte, Leucite Hills Mining District, Sweetwater Co., Wyoming, USA NAVDAT NAVDAT 
NAVDAT-605603.32.73±0.3   60560    173222Pilot Butte, Leucite Hills Mining District, Sweetwater Co., Wyoming, USA NAVDAT NAVDAT 
NAVDAT-605613.32.73±0.3   60561    173222Pilot Butte, Leucite Hills Mining District, Sweetwater Co., Wyoming, USA NAVDAT NAVDAT 
NAVDAT-63781.10.91±0.1   6378    173222Pilot Butte, Leucite Hills Mining District, Sweetwater Co., Wyoming, USA NAVDAT NAVDAT 
NAVDAT-63791.10.91±0.1   6379    173222Pilot Butte, Leucite Hills Mining District, Sweetwater Co., Wyoming, USA NAVDAT NAVDAT 
NAVDAT-63801.10.91±0.1   6380    173222Pilot Butte, Leucite Hills Mining District, Sweetwater Co., Wyoming, USA NAVDAT NAVDAT 
NAVDAT-63811.10.91±0.1   6381    173222Pilot Butte, Leucite Hills Mining District, Sweetwater Co., Wyoming, USA NAVDAT NAVDAT 

SampleSource LocalityReference URL

All locality data graciously provided by mindat.org

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