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:
Mission Pit (Mission Mine [old]; East Pima Mine; Mission Porphyry Copper Deposit), Mission Complex, San Xavier, Pima District (Olive District; Mineral Hill District; Twin Buttes District), Sierrita Mts, Pima Co., Arizona, USA

Oldest recorded age at locality: 67
Youngest recorded age at locality: 58

mindat Locality ID: 32002
mindat URL: http://www.mindat.org/loc-32002.html

Tectonic Settings:

Total number of sublocalities beneath "Mission Pit (Mission Mine [old]; East Pima Mine; Mission Porphyry Copper Deposit), Mission Complex, San Xavier, Pima District (Olive District; Mineral Hill District; Twin Buttes District), Sierrita Mts, Pima Co., Arizona, USA": 0
Total number of bottom-level sublocalities: 0

Latitude: 31°59'31"N
Longitude: 111°3'48"W
Decimal Degree (lat, lon): 31.991944444444,-111.06333333333

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 Ba C Ca Cu F Fe H K Mg Mo O Pb S Sb Si W Zn 

Elements from minerals reported directly at this locality: Al Ba C Ca Cu F Fe H K Mg Mo O Pb S Sb Si W Zn 

Structural Groups for minerals in this locality: 
AllophaneAluniteAmphiboleAragoniteBrochantiteCalciteChalcopyriteClayCopperCorundum
CubaniteFluoriteGarnetGypsumMalachiteMicaMolybdeniteNoneNot in a structural groupPyrite
PyroxeneRocksaltScheeliteSphaleriteSpinelTetrahedriteWollastoniteWurtzite

31 IMA Minerals at location:
Actinolite  (*)Andradite  (*)Anhydrite  (*)Azurite  (*)Bornite  (*)
Brochantite  (*)Calcite  (*)Chalcocite  (*)Chalcopyrite  (*)Chrysocolla  (*)
Copper  (*)Cubanite  (*)Cuprite  (*)Diopside  (*)Dolomite  (*)
Fluorite  (*)Galena  (*)Gypsum  (*)Hematite  (*)Jarosite  (*)
Magnetite  (*)Malachite  (*)Molybdenite  (*)Muscovite  (*)Pyrite  (*)
Scheelite  (*)Sphalerite  (*)Tetrahedrite-(Zn)  (*)Tremolite  (*)Witherite  (*)
Wollastonite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Actinolite  (*)Amphibole   Ca2(Mg4.5-2.5Fe2+0.5-2.5)Si8O22(OH)2585803419
Andradite  (*)GarnetCa3Fe3+2(SiO4)3585801534
Anhydrite  (*)Not in a structural groupCa(SO4)585801588
Azurite  (*)Not in a structural groupCu3(CO3)2(OH)2585805509
Bornite  (*)NoneCu5FeS4585805516
Brochantite  (*)BrochantiteCu4(SO4)(OH)6585801633
Calcite  (*)CalciteCa(CO3)5858027770
Chalcocite  (*)NoneCu2S585805707
Chalcopyrite  (*)ChalcopyriteCuFeS25858027198
Chrysocolla  (*)Allophane(Cu2-xAlx)H2-xSi2O5(OH)4·nH2O585803531
Copper  (*)CopperCu585803846
Cubanite  (*)Cubanite WurtziteCuFe2S358580802
Cuprite  (*)Not in a structural groupCu2O585802970
Diopside  (*)PyroxeneCaMgSi2O6585804135
Dolomite  (*)NoneCaMg(CO3)2585809895
Fluorite  (*)FluoriteCaF2585809617
Galena  (*)RocksaltPbS5858024243
Gypsum  (*)GypsumCa(SO4)·2H2O585806890
Hematite  (*)CorundumFe2O35858014640
Jarosite  (*)AluniteKFe3+3(SO4)2(OH)6585802228
Magnetite  (*)SpinelFe2+Fe3+2O45858014899
Malachite  (*)MalachiteCu2(CO3)(OH)25858012537
Molybdenite  (*)MolybdeniteMoS2585805800
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)25858017380
Pyrite  (*)PyriteFeS25858039462
Scheelite  (*)ScheeliteCa(WO4)585804894
Sphalerite  (*)SphaleriteZnS5858021482
Tetrahedrite-(Zn)  (*)TetrahedriteCu6(Cu4Zn2)Sb4S13585805317
Tremolite  (*)Amphibole   Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)2585802562
Witherite  (*)AragoniteBa(CO3)58580251
Wollastonite  (*)WollastoniteCaSiO3585801247



6 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
EG94_211-00050676767Pb-Pb whole rock?KD-GR2-1 Yes  22945Sierrita Mine (Duval-Sierrita Mine; Duval Esperanza Mine; Sierrita Open Pit Mine), Batamote Hills, Pima District (Olive District; Mineral Hill District; Twin Buttes District), Sierrita Mts, Pima Co., Arizona, USASierritaBouse et al. (1999)10.2113/gsecongeo.94.2.211EG94_211 
EG94_211-00051676767Pb-Pb whole rock?D-MR2-2 Yes  22945Sierrita Mine (Duval-Sierrita Mine; Duval Esperanza Mine; Sierrita Open Pit Mine), Batamote Hills, Pima District (Olive District; Mineral Hill District; Twin Buttes District), Sierrita Mts, Pima Co., Arizona, USASierritaBouse et al. (1999)10.2113/gsecongeo.94.2.211EG94_211 
EG94_211-00052636363Pb-Pb whole rock?RS-MR-5 Yes  22945Sierrita Mine (Duval-Sierrita Mine; Duval Esperanza Mine; Sierrita Open Pit Mine), Batamote Hills, Pima District (Olive District; Mineral Hill District; Twin Buttes District), Sierrita Mts, Pima Co., Arizona, USASierritaBouse et al. (1999)10.2113/gsecongeo.94.2.211EG94_211 
EG94_211-00053585858Pb-Pb whole rock?TWB-Pa Yes  22945Sierrita Mine (Duval-Sierrita Mine; Duval Esperanza Mine; Sierrita Open Pit Mine), Batamote Hills, Pima District (Olive District; Mineral Hill District; Twin Buttes District), Sierrita Mts, Pima Co., Arizona, USASierritaBouse et al. (1999)10.2113/gsecongeo.94.2.211EG94_211 
EG94_211-00054585858Pb-Pb whole rock?QL-85-1 Yes  22945Sierrita Mine (Duval-Sierrita Mine; Duval Esperanza Mine; Sierrita Open Pit Mine), Batamote Hills, Pima District (Olive District; Mineral Hill District; Twin Buttes District), Sierrita Mts, Pima Co., Arizona, USASierritaBouse et al. (1999)10.2113/gsecongeo.94.2.211EG94_211 
PorphCu-00089585858      Actinolite, Chalcopyrite, Chrysocolla, Jarosite, PyriteCu32002Mission Pit (Mission Mine [old]; East Pima Mine; Mission Porphyry Copper Deposit), Mission Complex, San Xavier, Pima District (Olive District; Mineral Hill District; Twin Buttes District), Sierrita Mts, Pima Co., Arizona, USAMission–PimaSinger et al. (2008) USGSOFR2008_1155 


SampleSource LocalityReference URL


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