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:
Twin Falls Co., Idaho, USA

Oldest recorded age at locality: 23.8
Youngest recorded age at locality: 0.01

mindat Locality ID: 131416
mindat URL: http://www.mindat.org/loc-131416.html

Tectonic Settings:

Total number of sublocalities beneath "Twin Falls Co., Idaho, USA": 25
Total number of bottom-level sublocalities: 22

Number of Child Localities: 12
Child Localities:
Buhl Area
Goose Creek District
Hagerman Valley Clay Pit
Lucky Lolo Uranium Prospect
Rabbit Springs
Snake River Placer Deposits (MRDS - 10169173)
Snake River Placer Deposits (MRDS - 10169278)
Snake River Placer Deposits (MRDS - 10184121)
Snake River Placer Deposits (MRDS - 10291025)
State Pit TF 56
Twin Falls Area
Unnamed Pumice Location (MRDS - 10266685)

Latitude: 42°34'52"N
Longitude: 114°37'40"W
Decimal Degree (lat, lon): 42.581111111111,-114.62777777778

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 O S Si 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AmorphousClayGypsumMicaNoneQuartz

4 IMA Minerals at location:
Gypsum  (*)Muscovite  (*)Opal  (*)Quartz  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Gypsum  (*)GypsumCa(SO4)·2H2O1.80.0112114946890
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)21.80.01121149417380
Opal  (*)AmorphousSiO2·nH2O1.80.0112114942994
Quartz  (*)QuartzSiO2121150961156



35 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-522231.80.010.9+0.9/-0.89   52223    140107Ray Banbury Diatomite Deposit, Buhl Area, Twin Falls Co., Idaho, USA NAVDAT NAVDAT 
NAVDAT-5223323.81.812.8±11   52233    140702Snake River Placers (MRDS - 10070128), Buhl Area, Twin Falls Co., Idaho, USA NAVDAT NAVDAT 
NAVDAT-5236123.81.812.8±11   52361    140702Snake River Placers (MRDS - 10070128), Buhl Area, Twin Falls Co., Idaho, USA NAVDAT NAVDAT 
NAVDAT-5240023.81.812.8±11   52400    140702Snake River Placers (MRDS - 10070128), Buhl Area, Twin Falls Co., Idaho, USA NAVDAT NAVDAT 
NAVDAT-5240123.81.812.8±11   52401    140702Snake River Placers (MRDS - 10070128), Buhl Area, Twin Falls Co., Idaho, USA NAVDAT NAVDAT 
NAVDAT-5240223.81.812.8±11   52402    140702Snake River Placers (MRDS - 10070128), Buhl Area, Twin Falls Co., Idaho, USA NAVDAT NAVDAT 
NAVDAT-5240323.81.812.8±11   52403    140702Snake River Placers (MRDS - 10070128), Buhl Area, Twin Falls Co., Idaho, USA NAVDAT NAVDAT 
NAVDAT-5240423.81.812.8±11   52404    140714Snake River Placers (MRDS - 10089066), Buhl Area, Twin Falls Co., Idaho, USA NAVDAT NAVDAT 
NAVDAT-5222723.81.812.8±11   52227    141329Unnamed Clay Location (MRDS - 10256307), Buhl Area, Twin Falls Co., Idaho, USA NAVDAT NAVDAT 
NAVDAT-5234523.81.812.8±11   52345    141329Unnamed Clay Location (MRDS - 10256307), Buhl Area, Twin Falls Co., Idaho, USA NAVDAT NAVDAT 
NAVDAT-40021988.6+0.4/-0.6   40021    139997Pumicite Deposit (MRDS - 10093439), Goose Creek District, Twin Falls Co., Idaho, USA NAVDAT NAVDAT 
NAVDAT-40022988.6+0.4/-0.6   40022    139997Pumicite Deposit (MRDS - 10093439), Goose Creek District, Twin Falls Co., Idaho, USA NAVDAT NAVDAT 
NAVDAT-40023988.6+0.4/-0.6   40023    139997Pumicite Deposit (MRDS - 10093439), Goose Creek District, Twin Falls Co., Idaho, USA NAVDAT NAVDAT 
NAVDAT-40024988.6+0.4/-0.6   40024    139997Pumicite Deposit (MRDS - 10093439), Goose Creek District, Twin Falls Co., Idaho, USA NAVDAT NAVDAT 
NAVDAT-40025988.6+0.4/-0.6   40025    139997Pumicite Deposit (MRDS - 10093439), Goose Creek District, Twin Falls Co., Idaho, USA NAVDAT NAVDAT 
NAVDAT-40026988.6+0.4/-0.6   40026    139997Pumicite Deposit (MRDS - 10093439), Goose Creek District, Twin Falls Co., Idaho, USA NAVDAT NAVDAT 
NAVDAT-40027988.6+0.4/-0.6   40027    139997Pumicite Deposit (MRDS - 10093439), Goose Creek District, Twin Falls Co., Idaho, USA NAVDAT NAVDAT 
NAVDAT-40028988.6+0.4/-0.6   40028    139997Pumicite Deposit (MRDS - 10093439), Goose Creek District, Twin Falls Co., Idaho, USA NAVDAT NAVDAT 
NAVDAT-40029988.6+0.4/-0.6   40029    139997Pumicite Deposit (MRDS - 10093439), Goose Creek District, Twin Falls Co., Idaho, USA NAVDAT NAVDAT 
NAVDAT-40030988.6+0.4/-0.6   40030    139997Pumicite Deposit (MRDS - 10093439), Goose Creek District, Twin Falls Co., Idaho, USA NAVDAT NAVDAT 
NAVDAT-40031988.6+0.4/-0.6   40031    139997Pumicite Deposit (MRDS - 10093439), Goose Creek District, Twin Falls Co., Idaho, USA NAVDAT NAVDAT 
NAVDAT-40032988.6+0.4/-0.6   40032    139997Pumicite Deposit (MRDS - 10093439), Goose Creek District, Twin Falls Co., Idaho, USA NAVDAT NAVDAT 
NAVDAT-40033988.6+0.4/-0.6   40033    139997Pumicite Deposit (MRDS - 10093439), Goose Creek District, Twin Falls Co., Idaho, USA NAVDAT NAVDAT 
NAVDAT-40034988.6+0.4/-0.6   40034    139997Pumicite Deposit (MRDS - 10093439), Goose Creek District, Twin Falls Co., Idaho, USA NAVDAT NAVDAT 
NAVDAT-40035988.6+0.4/-0.6   40035    139997Pumicite Deposit (MRDS - 10093439), Goose Creek District, Twin Falls Co., Idaho, USA NAVDAT NAVDAT 
NAVDAT-40036988.6+0.4/-0.6   40036    139997Pumicite Deposit (MRDS - 10093439), Goose Creek District, Twin Falls Co., Idaho, USA NAVDAT NAVDAT 
NAVDAT-40037988.6+0.4/-0.6   40037    139997Pumicite Deposit (MRDS - 10093439), Goose Creek District, Twin Falls Co., Idaho, USA NAVDAT NAVDAT 
NAVDAT-40038988.6+0.4/-0.6   40038    139997Pumicite Deposit (MRDS - 10093439), Goose Creek District, Twin Falls Co., Idaho, USA NAVDAT NAVDAT 
NAVDAT-40039988.6+0.4/-0.6   40039    139997Pumicite Deposit (MRDS - 10093439), Goose Creek District, Twin Falls Co., Idaho, USA NAVDAT NAVDAT 
NAVDAT-40040988.6+0.4/-0.6   40040    139997Pumicite Deposit (MRDS - 10093439), Goose Creek District, Twin Falls Co., Idaho, USA NAVDAT NAVDAT 
NAVDAT-40041988.6+0.4/-0.6   40041    139997Pumicite Deposit (MRDS - 10093439), Goose Creek District, Twin Falls Co., Idaho, USA NAVDAT NAVDAT 
NAVDAT-40042988.6+0.4/-0.6   40042    139997Pumicite Deposit (MRDS - 10093439), Goose Creek District, Twin Falls Co., Idaho, USA NAVDAT NAVDAT 
NAVDAT-40043988.6+0.4/-0.6   40043    139997Pumicite Deposit (MRDS - 10093439), Goose Creek District, Twin Falls Co., Idaho, USA NAVDAT NAVDAT 
NAVDAT-40044988.6+0.4/-0.6   40044    139997Pumicite Deposit (MRDS - 10093439), Goose Creek District, Twin Falls Co., Idaho, USA NAVDAT NAVDAT 
NAVDAT-40045988.6+0.4/-0.6   40045    139997Pumicite Deposit (MRDS - 10093439), Goose Creek District, Twin Falls Co., Idaho, USA NAVDAT NAVDAT 


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