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 Juan Mine (San Juan Group; Gordon Mine; Mann Adit; Sulphide Adit; Silver Adit), Gordon Camp, Middle Pass District, Dragoon Mts, Cochise Co., Arizona, USA

Oldest recorded age at locality: 0
Youngest recorded age at locality: 0

mindat Locality ID: 32800
mindat URL: http://www.mindat.org/loc-32800.html

Tectonic Settings:

Total number of sublocalities beneath "San Juan Mine (San Juan Group; Gordon Mine; Mann Adit; Sulphide Adit; Silver Adit), Gordon Camp, Middle Pass District, Dragoon Mts, Cochise Co., Arizona, USA": 0
Total number of bottom-level sublocalities: 0

Latitude: 31°52'58"N
Longitude: 109°58'58"W
Decimal Degree (lat, lon): 31.882777777778,-109.98277777778

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 Be C Ca Cd Cu F Fe H Mn Mo O Pb S Si Zn 

Elements from minerals reported directly at this locality: Al Be C Ca Cd Cu F Fe H Mn Mo O Pb S Si Zn 

Structural Groups for minerals in this locality: 
AmorphousAragoniteBaryteBerylCalciteCancrinite-sodaliteChalcopyriteClinozoisiteCorundumDevilline
EpidoteFluoriteGypsumNoneNot in a structural groupPyritePyroxeneQuartzRocksaltScheelite
SodaliteSphaleriteWurtzite

23 IMA Minerals at location:
Anglesite  (*)Beryl  (*)Calcite  (*)Cerussite  (*)Chalcopyrite  (*)
Epidote  (*)Fluorite  (*)Galena  (*)Greenockite  (*)Gypsum  (*)
Hedenbergite  (*)Helvine  (*)Hematite  (*)Hemimorphite  (*)Hydrozincite  (*)
Opal  (*)Powellite  (*)Pyrite  (*)Quartz  (*)Serpierite  (*)
Smithsonite  (*)Sphalerite  (*)Wulfenite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Anglesite  (*)BarytePb(SO4)0002734
Beryl  (*)BerylBe3Al2Si6O180004286
Calcite  (*)CalciteCa(CO3)00027770
Cerussite  (*)AragonitePb(CO3)0004979
Chalcopyrite  (*)ChalcopyriteCuFeS200027198
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)0008173
Fluorite  (*)FluoriteCaF20009617
Galena  (*)RocksaltPbS00024243
Greenockite  (*)WurtziteCdS000717
Gypsum  (*)GypsumCa(SO4)·2H2O0006890
Hedenbergite  (*)PyroxeneCaFe2+Si2O6000741
Helvine  (*)Sodalite Cancrinite-sodaliteBe3Mn2+4(SiO4)3S000237
Hematite  (*)CorundumFe2O300014640
Hemimorphite  (*)Not in a structural groupZn4(Si2O7)(OH)2·H2O0001689
Hydrozincite  (*)NoneZn5(CO3)2(OH)60001066
Opal  (*)AmorphousSiO2·nH2O0002994
Powellite  (*)ScheeliteCa(MoO4)000494
Pyrite  (*)PyriteFeS200039462
Quartz  (*)QuartzSiO200061156
Serpierite  (*)DevillineCa(Cu,Zn)4(SO4)2(OH)6·3H2O000292
Smithsonite  (*)CalciteZn(CO3)0002473
Sphalerite  (*)SphaleriteZnS00021482
Wulfenite  (*)ScheelitePbMoO40001655



Locality Notes from all Ages at Locality:
Age IDLocality Notes
Michelle_554Near-surface occurrence. Recently forming oxalate associated with cave deposits, in Cochise County, Arizona.


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
Michelle_55400Recent Age of whewellite mineralizationhigh   YesWhewellite 15570Cochise Co., Arizona, USACochise CountyHofmann and Bernasconi (1998)10.1016/S0009-2541(98)00043-6CG149_127Described as "recent cave deposits."


SampleSource LocalityReference URL


All locality data graciously provided by mindat.org

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