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:
Milford, Escalante Desert, Beaver Co., Utah, USA


mindat Locality ID: 19315
mindat URL: http://www.mindat.org/loc-19315.html

Tectonic Settings:

Total number of sublocalities beneath "Milford, Escalante Desert, Beaver Co., Utah, USA": 8
Total number of bottom-level sublocalities: 8

Number of Child Localities: 8
Child Localities:
Anaconda Mine
Bradshaw Pumice Quarry (Bradshaw Perlite Pits)
Highway 21 Quarry
Hyalite Occurance
Maria Mine
Milford Quarry
Obsidian Occurance
Santa Francis Occurrence

Latitude: 38°23'21"N
Longitude: 112°59'34"W
Decimal Degree (lat, lon): 38.389166666667,-112.99277777778
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 Ca Ce Cu F Fe H K Mg Na Nb O S Si Ta Th Ti U Y 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AllophaneAmorphousBrochantiteBrookiteCalciteChalcopyriteClayClinozoisiteColumbiteCristobalite
DiasporeEpidoteFeldsparFluoriteMalachiteMicaNoneNot in a structural groupPyroxeneQuartz
SpinelTitanite

21 IMA Minerals at location:
Albite  (*)Bornite  (*)Brochantite  (*)Brookite  (*)Calcite  (*)
Chalcopyrite  (*)Chrysocolla  (*)Cristobalite  (*)Diopside  (*)Epidote  (*)
Euxenite-(Y)  (*)Fluorite  (*)Goethite  (*)Laumontite  (*)Magnetite  (*)
Malachite  (*)Microcline  (*)Opal  (*)Phlogopite  (*)Quartz  (*)
Titanite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Albite  (*)FeldsparNa(AlSi3O8)12712328803
Bornite  (*)NoneCu5FeS412712275516
Brochantite  (*)BrochantiteCu4(SO4)(OH)612712271633
Brookite  (*)BrookiteTiO21271232700
Calcite  (*)CalciteCa(CO3)127122727770
Chalcopyrite  (*)ChalcopyriteCuFeS2127122727198
Chrysocolla  (*)Allophane(Cu2-xAlx)H2-xSi2O5(OH)4·nH2O12712273531
Cristobalite  (*)CristobaliteSiO21271233453
Diopside  (*)PyroxeneCaMgSi2O612712274135
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)3271227,271229,2712328173
Euxenite-(Y)  (*)ColumbiteY(NbTi)O62271229,271232414
Fluorite  (*)FluoriteCaF22271229,2712329617
Goethite  (*)DiasporeFeO(OH)12712277437
Laumontite  (*)Not in a structural groupCaAl2Si4O12·4H2O2271229,2712321271
Magnetite  (*)SpinelFe2+Fe3+2O4127123214899
Malachite  (*)MalachiteCu2(CO3)(OH)2127122712537
Microcline  (*)FeldsparK(AlSi3O8)12712324924
Opal  (*)AmorphousSiO2·nH2O12712302994
Phlogopite  (*)Mica ClayKMg3(AlSi3O10)(OH)212712312273
Quartz  (*)QuartzSiO22271229,27123261156
Titanite  (*)TitaniteCaTi(SiO4)O2271227,2712324899


No ages have been assigned to this locality yet.
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