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:
Christmas Gift Mine, Ophir Mountain, Darwin District, Darwin Hills, Inyo Co., California, USA

Oldest recorded age at locality: 174
Youngest recorded age at locality: 174

mindat Locality ID: 17525
mindat URL: http://www.mindat.org/loc-17525.html

Tectonic Settings:

Total number of sublocalities beneath "Christmas Gift Mine, Ophir Mountain, Darwin District, Darwin Hills, Inyo Co., California, USA": 0
Total number of bottom-level sublocalities: 0

Latitude: 36°18'13"N
Longitude: 117°35'35"W
Decimal Degree (lat, lon): 36.303611111111,-117.59305555556

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: As C Ca Cu F Fe H Mg O Pb S Si Zn 

Elements from minerals reported directly at this locality: As C Ca Cu F Fe H Mg O Pb S Si Zn 

Structural Groups for minerals in this locality: 
AragoniteBaryteCalciteFluoriteNoneNot in a structural groupPyritePyroxeneQuartzRocksalt
SphaleriteStanniteTetrahedriteWollastonite

14 IMA Minerals at location:
Anglesite  (*)Aragonite  (*)Calcite  (*)Cerussite  (*)Diopside  (*)
Fluorite  (*)Galena  (*)Hemimorphite  (*)Hydrozincite  (*)Luzonite  (*)
Pyrite  (*)Quartz  (*)Tennantite-(Fe)  (*)Wollastonite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Anglesite  (*)BarytePb(SO4)17417402734
Aragonite  (*)AragoniteCa(CO3)17417403250
Calcite  (*)CalciteCa(CO3)174174027770
Cerussite  (*)AragonitePb(CO3)17417404979
Diopside  (*)PyroxeneCaMgSi2O617417404135
Fluorite  (*)FluoriteCaF217417409617
Galena  (*)RocksaltPbS174174024243
Hemimorphite  (*)Not in a structural groupZn4(Si2O7)(OH)2·H2O17417401689
Hydrozincite  (*)NoneZn5(CO3)2(OH)617417401066
Luzonite  (*)Stannite SphaleriteCu3AsS41741740198
Pyrite  (*)PyriteFeS2174174039462
Quartz  (*)QuartzSiO2174174061156
Tennantite-(Fe)  (*)TetrahedriteCu6(Cu4Fe2)As4S1317417401803
Wollastonite  (*)WollastoniteCaSiO317417401247



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
sedznpb-00455174174174     Yes  23498Darwin District, Darwin Hills, Inyo Co., California, USADarwinSinger et al. (2009) USGSOFR2009-1252 


SampleSource LocalityReference URL


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