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:
Randsburg, Rand District (Randsburg District), Rand Mts, Kern Co., California, USA


mindat Locality ID: 270814
mindat URL: http://www.mindat.org/loc-270814.html

Tectonic Settings:

Total number of sublocalities beneath "Randsburg, Rand District (Randsburg District), Rand Mts, Kern Co., California, USA": 55
Total number of bottom-level sublocalities: 52

Number of Child Localities: 49
Child Localities:
Baltic Gulch Occurrence
Baltic Mine (Randsburg Gold Project; Baltic Project)
Ben Hur Extension Prospect
Ben Hur Gold Wash Mine (Gold Wash Mine)
Big Dyke Mine (Big Dike Mine)
Billie Burke Mine
Butte Mine (Big Four; Big Butte; Butte Lode)
Campbell Lease Prospect
Carolyne Mine (Caroline; Eleanor Claim; Gold Dust Claim; Rose Gold Claim; Excelsior Claim; Swastika Claim)
Consolidated Mine (Good Hope; Ome; Kinyon; Kenyon Mine)
G. B. Mine (G B Mine)
Glorietta And Discorded Claims (Glorietta And Discarded Claims)
Gold Coin Group (Gold Coin; Gold Con; Gold Consolidated)
Gold Coin Mine (Gold Con; Gold Coin Group)
Gold Dust Mine
Gold Wash Mine (Ben Hur)
Hawkeye Mine
Hercules Mine (Miners Dream Mine)
Hess Group (Edward Ploomy Group)
Jersey Lily Group
Kelly Mine
Kenyon Prospect
Koehn Placer (KLF Placer Group; Cantil Valley Placers; Atolia Placers)
Mabel S Claim
New Baltic Shaft Prospect
Nondescript Prospect (Oney Lease)
Old Baldy Prospect
Old Baltic Shaft (Baltic Mine)
Oney Lease Prospect
Radcliffe Mine (Ratcliffe)
Rand Gold Dredging Associates Mine (Norden Property; Rand Gold Dredging Assoc.; Rand Gold Dredging Assoc. Mine)
Rand Mine (Yellow Aster Mine; Baltic 0060291248; Yellow Aster 0060290374)
Randsburg Area Occurrences
Randsburg Flagstone Quarry-Pruitt
Rizz No. 2 Prospect
Rosemarie And Esmerelda Placer Mine
Rustler And San Diego Mines
Shamrock No. 2 Prospect (Shamrock No. 2 Claim)
Snowbird Mine (American Group; U.S. Claim; Yellow Jacket Claim; Blue Bird Claim)
St. Lawrence Mine (St. Lawrence Rand Mine; K. C. N. Mine; Isabella Mine)
Stanford Group (Gold Coin Claim; Orphan Boy Claim; Stanford Claim)
Togo Group
Tungold Placer
Unnamed Au-Ag Prospect [11]
Unnamed Au-Ag Prospect [9]
Unnamed Tourmaline Occurrence [1]
Valentine Placer Mine
Vienna Prospect
White Horse Mine (White Horse Rand; High Grade Ridge Claim; White Horse Claim)

Latitude: 35°21'33"N
Longitude: 117°38'52"W
Decimal Degree (lat, lon): 35.359166666667,-117.64777777778
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 Au C Ca Cl Cu Fe H O Pb S Sb Si V W Zn 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AllophaneAmorphousApatiteAragoniteArsenopyriteCalciteChalcopyriteCopperEpidoteNone
PyriteQuartzRocksaltScheeliteSphaleriteStibniteTetrahedriteXanthoconite

24 IMA Minerals at location:
Aragonite  (*)Arsenopyrite  (*)Calcite  (*)Chalcopyrite  (*)Chlorargyrite  (*)
Chrysocolla  (*)Galena  (*)Gold  (*)Miargyrite  (*)Mimetite  (*)
Opal  (*)Pyrargyrite  (*)Pyrite  (*)Pyrostilpnite  (*)Quartz  (*)
Scheelite  (*)Silver  (*)Sphalerite  (*)Stephanite  (*)Stibnite  (*)
Tetrahedrite-(Zn)  (*)Vanadinite  (*)Xanthoconite  (*)Zoisite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Aragonite  (*)AragoniteCa(CO3)11602203250
Arsenopyrite  (*)ArsenopyriteFeAsS2160192,1602189052
Calcite  (*)CalciteCa(CO3)3160204,160207,16022727770
Chalcopyrite  (*)ChalcopyriteCuFeS2116021827198
Chlorargyrite  (*)RocksaltAgCl11602271382
Chrysocolla  (*)Allophane(Cu2-xAlx)H2-xSi2O5(OH)4·nH2O11602203531
Galena  (*)RocksaltPbS2160207,16022024243
Gold  (*)CopperAu12160182,160189,160192,160193,160195,160207,160219,160223,160224,160227,160228,16023430554
Miargyrite  (*)NoneAgSbS24160207,160218,160220,160227300
Mimetite  (*)ApatitePb5(AsO4)3Cl11602201107
Opal  (*)AmorphousSiO2·nH2O11602102994
Pyrargyrite  (*)NoneAg3SbS33160207,160218,1602271425
Pyrite  (*)PyriteFeS22160192,16020739462
Pyrostilpnite  (*)XanthoconiteAg3SbS32160207,16022084
Quartz  (*)QuartzSiO26160182,160192,160206,160207,160218,16022761156
Scheelite  (*)ScheeliteCa(WO4)8160182,160183,160189,160202,160205,160206,160207,1602164894
Silver  (*)CopperAg11602075186
Sphalerite  (*)SphaleriteZnS116021821482
Stephanite  (*)NoneAg5SbS41160227586
Stibnite  (*)StibniteSb2S32160207,1602273418
Tetrahedrite-(Zn)  (*)TetrahedriteCu6(Cu4Zn2)Sb4S132160218,1602205317
Vanadinite  (*)ApatitePb5(VO4)3Cl1160220605
Xanthoconite  (*)XanthoconiteAg3AsS3116020789
Zoisite  (*)EpidoteCa2Al3[Si2O7][SiO4]O(OH)11602331025


No ages have been assigned to this locality yet.
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