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:
Copper Chief Mine, Johnson Camp, Cochise District, Little Dragoon Mts, Cochise Co., Arizona, USA

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

mindat Locality ID: 32362
mindat URL: http://www.mindat.org/loc-32362.html

Tectonic Settings:

Total number of sublocalities beneath "Copper Chief Mine, Johnson Camp, Cochise District, Little Dragoon Mts, Cochise Co., Arizona, USA": 0
Total number of bottom-level sublocalities: 0

Latitude: 32°6'25"N
Longitude: 110°4'12"W
Decimal Degree (lat, lon): 32.106944444444,-110.07
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 C Cu Fe H O S Si Zn 

Elements from minerals reported directly at this locality: Al C Cu Fe H O S Si Zn 

Structural Groups for minerals in this locality: 
AllophaneChalcopyriteCopperCorundumDiasporeMalachiteNoneNot in a structural groupQuartzSphalerite

10 IMA Minerals at location:
Allophane  (*)Azurite  (*)Chalcopyrite  (*)Chrysocolla  (*)Copper  (*)
Goethite  (*)Hematite  (*)Malachite  (*)Quartz  (*)Sphalerite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Allophane  (*)AllophaneAl2O3(SiO2)1.3-2.0·2.5-3.0H2O000470
Azurite  (*)Not in a structural groupCu3(CO3)2(OH)20005509
Chalcopyrite  (*)ChalcopyriteCuFeS200027198
Chrysocolla  (*)Allophane(Cu2-xAlx)H2-xSi2O5(OH)4·nH2O0003531
Copper  (*)CopperCu0003846
Goethite  (*)DiasporeFeO(OH)0007437
Hematite  (*)CorundumFe2O300014640
Malachite  (*)MalachiteCu2(CO3)(OH)200012537
Quartz  (*)QuartzSiO200061156
Sphalerite  (*)SphaleriteZnS00021482


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

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