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:
San Carlos, San Carlos Indian Reservation, Gila Co., Arizona, USA

Oldest recorded age at locality: 1.01
Youngest recorded age at locality: 0.85

mindat Locality ID: 3330
mindat URL: http://www.mindat.org/loc-3330.html

Tectonic Settings:

Total number of sublocalities beneath "San Carlos, San Carlos Indian Reservation, Gila Co., Arizona, USA": 6
Total number of bottom-level sublocalities: 5

Number of Child Localities: 5
Child Localities:
Peridot Canyon
Peridot Mesa (Peridot Occurrence 38)
Skeleton Wash
Trudy's Mine
Unnamed Pumice Deposit

Latitude: 33°21'49"N
Longitude: 110°28'21"W
Decimal Degree (lat, lon): 33.363611111111,-110.4725
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 Fe H K Mg Na O Si Ti 

Elements from minerals reported directly at this locality: Al Fe Mg O Ti 

Structural Groups for minerals in this locality: 
AmorphousAmphiboleCorundumNoneOlivineSpinelTridymite

8 IMA Minerals at location:
Forsterite  (*)Hercynite  (*)Ilmenite  (*)Kaersutite  (*)Nepheline  (*)
Opal  (*)Pargasite  (*)Spinel  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Forsterite  (*)OlivineMg2(SiO4)1.010.853138960,138961,1389641188
Hercynite  (*)SpinelFe2+Al2O41.010.851138961407
Ilmenite  (*)CorundumFe2+Ti4+O31.010.8505433
Kaersutite  (*)AmphiboleNaCa2(Mg3AlTi4+)(Si6Al2)O22O21.010.851138961179
Nepheline  (*)TridymiteNa3K(Al4Si4O16)1.010.851138961884
Opal  (*)AmorphousSiO2·nH2O1.010.8511389632994
Pargasite  (*)AmphiboleNaCa2(Mg4Al)(Si6Al2)O22(OH)21.010.851138961313
Spinel  (*)SpinelMgAl2O41.010.8501934


Locality Notes from all Ages at Locality:
Age IDLocality Notes
Giersdorf_00000290Sample collected from a basalt flow in the southwest of San Carlos


1 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
Giersdorf_000002901.010.850.93±0.08K-Ar       3330San Carlos, San Carlos Indian Reservation, Gila Co., Arizona, USASan Carlos Indian ReservationShafiqullah et al. (1980) AGSD12__201 

SampleSource LocalityReference URL
X050088San Carlos, San Carlos Indian Reservation, Gila Co., Arizona, USAhttps://rruff.info/X050088
X050090San Carlos, San Carlos Indian Reservation, Gila Co., Arizona, USAhttps://rruff.info/X050090
R040018Trudy's Mine, San Carlos, San Carlos Indian Reservation, Gila Co., Arizona, USAhttps://rruff.info/R040018
R040057Trudy's Mine, San Carlos, San Carlos Indian Reservation, Gila Co., Arizona, USAhttps://rruff.info/R040057

All locality data graciously provided by mindat.org

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