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:
Hilton (Lead Mountain), Empire District, Empire Mts, Pima Co., Arizona, USA

Oldest recorded age at locality: 1405
Youngest recorded age at locality: 1345

mindat Locality ID: 59257
mindat URL: http://www.mindat.org/loc-59257.html

Tectonic Settings:

Total number of sublocalities beneath "Hilton (Lead Mountain), Empire District, Empire Mts, Pima Co., Arizona, USA": 17
Total number of bottom-level sublocalities: 11

Number of Child Localities: 1
Child Localities:
Copper Camp

Latitude: 31°52'36"N
Longitude: 110°37'42"W
Decimal Degree (lat, lon): 31.876666666667,-110.62833333333
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: Ag Al As C Ca Cl Cr Cu Fe H K Mg Mo O P Pb S Si W Zn 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AllophaneAluniteAmphiboleAndalusiteApatiteAragoniteBaryteCalciteChalcopyriteClay
ClinozoisiteCorundumCovelliteEpidoteFornaciteMalachiteMicaMiniumMolybdeniteNone
Not in a structural groupPyriteQuartzRocksaltRutileScheeliteSphaleriteTurquoise

36 IMA Minerals at location:
Anglesite  (*)Aragonite  (*)Aurichalcite  (*)Azurite  (*)Calcite  (*)
Cerussite  (*)Chalcocite  (*)Chalcopyrite  (*)Chlorargyrite  (*)Chrysocolla  (*)
Covellite  (*)Epidote  (*)Fornacite  (*)Galena  (*)Hematite  (*)
Hemimorphite  (*)Jarosite  (*)Libethenite  (*)Magnesio-hornblende  (*)Malachite  (*)
Mimetite  (*)Minium  (*)Molybdenite  (*)Muscovite  (*)Plattnerite  (*)
Plumbojarosite  (*)Powellite  (*)Pyrite  (*)Quartz  (*)Rosasite  (*)
Scheelite  (*)Siderite  (*)Smithsonite  (*)Sphalerite  (*)Turquoise  (*)
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)140513454143707,143710,143711,1437132734
Aragonite  (*)AragoniteCa(CO3)140513452143711,1437123250
Aurichalcite  (*)None(Zn,Cu)5(CO3)2(OH)6140513454143707,143710,143711,143712919
Azurite  (*)Not in a structural groupCu3(CO3)2(OH)2140513453143707,143710,1437115509
Calcite  (*)CalciteCa(CO3)140513455143707,143710,143711,143712,14371727770
Cerussite  (*)AragonitePb(CO3)140513456143707,143710,143711,143712,143713,1437154979
Chalcocite  (*)NoneCu2S140513452143708,1437215707
Chalcopyrite  (*)ChalcopyriteCuFeS2140513452143708,14371327198
Chlorargyrite  (*)RocksaltAgCl140513452143715,1437221382
Chrysocolla  (*)Allophane(Cu2-xAlx)H2-xSi2O5(OH)4·nH2O1405134511437113531
Covellite  (*)CovelliteCuS1405134511437104165
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)140513452143708,1437218173
Fornacite  (*)FornaciteCuPb2(CrO4)(AsO4)(OH)14051345114370885
Galena  (*)RocksaltPbS140513455143707,143710,143711,143713,14372124243
Hematite  (*)CorundumFe2O3140513453143707,143708,14371014640
Hemimorphite  (*)Not in a structural groupZn4(Si2O7)(OH)2·H2O140513452143707,1437111689
Jarosite  (*)AluniteKFe3+3(SO4)2(OH)6140513452143707,1437172228
Libethenite  (*)AndalusiteCu2(PO4)(OH)140513451143711234
Magnesio-hornblende  (*)Amphibole   Ca2(Mg4Al)(Si7Al)O22(OH)2140513451143710238
Malachite  (*)MalachiteCu2(CO3)(OH)2140513454143707,143710,143711,14372112537
Mimetite  (*)ApatitePb5(AsO4)3Cl1405134511437221107
Minium  (*)MiniumPb2+2Pb4+O4140513451143711247
Molybdenite  (*)MolybdeniteMoS21405134511437115800
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)214051345114371117380
Plattnerite  (*)RutilePbO2140513451143711158
Plumbojarosite  (*)AlunitePb0.5Fe3+3(SO4)2(OH)6140513452143707,143711477
Powellite  (*)ScheeliteCa(MoO4)140513451143721494
Pyrite  (*)PyriteFeS2140513452143708,14371339462
Quartz  (*)QuartzSiO2140513453143711,143712,14371761156
Rosasite  (*)MalachiteCuZn(CO3)(OH)2140513451143711454
Scheelite  (*)ScheeliteCa(WO4)1405134511437214894
Siderite  (*)CalciteFe(CO3)140513453143707,143711,1437126417
Smithsonite  (*)CalciteZn(CO3)140513454143707,143710,143711,1437172473
Sphalerite  (*)SphaleriteZnS14051345114371021482
Turquoise  (*)TurquoiseCuAl6(PO4)4(OH)8·4H2O140513451143712484
Wulfenite  (*)ScheelitePbMoO4140513454143707,143708,143713,1437221655


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
Giersdorf_00000322140513451375±30K-Ar  UAKA-57-14 YesMuscovite 31691Empire District, Empire Mts, Pima Co., Arizona, USAEmpire MountainsShafiqullah et al. (1980) AGSD12_201 

SampleSource LocalityReference URL

All locality data graciously provided by mindat.org

All age data...

Other copyright data...