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:
Tank Mountains District, Tank Mts, Yuma Co., Arizona, USA


mindat Locality ID: 33821
mindat URL: http://www.mindat.org/loc-33821.html

Tectonic Settings:

Total number of sublocalities beneath "Tank Mountains District, Tank Mts, Yuma Co., Arizona, USA": 12
Total number of bottom-level sublocalities: 8

Number of Child Localities: 7
Child Localities:
Black King Mine
Engesser Pass
Kofa Game Range
Puzzles Prospect
Tank Mountains Obsidian Occurrence
Tank Mountains Placers
U.S. Army Yuma Proving Grounds

Latitude: 33°11'20"N
Longitude: 113°45'56"W
Decimal Degree (lat, lon): 33.188888888889,-113.76555555556
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 Au C Ca Cu Fe H K Mn O S Si 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AllophaneAluniteCalciteChalcopyriteClayCopperCorundumFeldsparKaoliniteMalachite
MicaNonePyriteQuartzRutileSpinel

14 IMA Minerals at location:
Calcite  (*)Chalcopyrite  (*)Chrysocolla  (*)Gold  (*)Hematite  (*)
Jarosite  (*)Kaolinite  (*)Magnetite  (*)Malachite  (*)Muscovite  (*)
Orthoclase  (*)Pyrite  (*)Pyrolusite  (*)Quartz  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Calcite  (*)CalciteCa(CO3)3149522,149524,14953327770
Chalcopyrite  (*)ChalcopyriteCuFeS2114952427198
Chrysocolla  (*)Allophane(Cu2-xAlx)H2-xSi2O5(OH)4·nH2O2149527,1495323531
Gold  (*)CopperAu6149524,149527,149528,149530,149532,14953330554
Hematite  (*)CorundumFe2O32149524,14952714640
Jarosite  (*)AluniteKFe3+3(SO4)2(OH)611495242228
Kaolinite  (*)Clay KaoliniteAl2Si2O5(OH)411495275591
Magnetite  (*)SpinelFe2+Fe3+2O4114952414899
Malachite  (*)MalachiteCu2(CO3)(OH)2114952712537
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)23149524,149527,14953217380
Orthoclase  (*)FeldsparK(AlSi3O8)11495242349
Pyrite  (*)PyriteFeS2114952439462
Pyrolusite  (*)RutileMnO211495223106
Quartz  (*)QuartzSiO2114952761156


No ages have been assigned to this locality yet.
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