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:
Greenhorn District, Grant Co., Oregon, USA

Oldest recorded age at locality: 290
Youngest recorded age at locality: 206

mindat Locality ID: 68603
mindat URL: http://www.mindat.org/loc-68603.html

Tectonic Settings:

Total number of sublocalities beneath "Greenhorn District, Grant Co., Oregon, USA": 75
Total number of bottom-level sublocalities: 74

Number of Child Localities: 72
Child Localities:
American Group
Ben Harrison
Bi Metallic Occurrence (Intrinsic)
Big Butte Creek Occurrence (Stithem Prospect)
Black Jack Group (Black 1)
Bowman Mine (Molybdenite)
Butler Claims
Butte Chrome Claim (Butte)
Campbell Prospect
Carbonate (Chloride; Bright Carbonate)
Chloride
Chrome Occurrence (MRDS - 10036665)
Chrome Occurrence (MRDS - 10036666)
Chrome Occurrence (MRDS - 10036667)
Chrome Occurrence (MRDS - 10036668)
Chrome Occurrence (MRDS - 10036669)
Chrome Occurrence (MRDS - 10036670)
Chrome Occurrence (MRDS - 10036676)
Combs Prospect (Combs And Campbell)
Dan E. Stalter Mine (Dan & Stewart Mine)
Diadem And Brindle Horse Occurrence (Snow Creek)
Diatomite Occurrence (MRDS - 10032981)
Double Eagle Prospect
Gardner-Murphy Prospect
Gold Mine (MRDS - 10052956)
Golden Gate Mine (Belcher)
Harrison Group (Windsor; Psyche And Big Johnny)
Humboldt Mine (Forty Nine Jimmy)
Intermountain (Snarr)
IXL Occurrence (Hidden Treasure)
King Tut Group
Kit Carson Occurrence
Little Giant
Mammoth Group
Mammoth Occurrence
Middle Fork Placers
Middle Fork Placers (China Diggings; Timms Dredging Company; Golden Dredging Company; Vincent Creek Placers; Baker; Kreiger)
Morning (Morning Glory; Richardson Claim)
Morris Mine
Muscatine Occurrence
Olive Butte (Big Elk)
Owl Group (Virginia; Red Bird)
Paramount Occurrence (Golden Fleece)
Portland Consolidated Mine (Silver King)
Pyx Mine
Quick Action (Ornament; Deer Slayer)
Rabbit (Dixon & Keyton; Aurum Gold Mining Company)
Red Boy Group (Poor Boy; Red Boy; May Queen; Mineral Wonder; Jay Bird)
Roberts (Eccentric; Wild Rose; Gold Bug; Domino)
Robinsonville Prospects (Ophir; Aurdra; Junebug; Eureka)
Rose Gulch Occurrence
Royal White
Ruby
Ruby Creek
Silver Bell Claims (Silver Hill)
Snow Creek
Stahler Dan E. (Heppner)
Sterling Occurrence
Tempest Mine
Thornton Scheelite Prospect (Thornton Butler Prospect)
Tiger Occurrence (Spring; Leo Pard; Oro Grande; Oro Fino; Elk)
Tipton Pit
Tone Spring Mine
Unnamed Gold Occurrence (MRDS - 10225230)
Unnamed Gold Prospect (MRDS - 10152477)
Unnamed Gold Prospect (MRDS - 10152687)
Unnamed Gold Prospect (MRDS - 10176624)
Unnamed Gold Prospect (MRDS - 10225508)
Unnamed Gold Prospect (MRDS - 10298511)
Vincent Creek Gold & Copper Company Prospect
West Side
Wray Occurrence

Latitude: 44°42'20"N
Longitude: 118°33'27"W
Decimal Degree (lat, lon): 44.705555555556,-118.5575
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 Cr Cu Fe H Hg K Mg Mo O Pb S Sb Si V W Zn 

Elements from minerals reported directly at this locality: As Fe S 

Structural Groups for minerals in this locality: 
AllophaneArsenopyriteCalciteChalcopyriteClayCopperCorundumKaoliniteMalachiteMica
MolybdeniteNickelineNonePyriteQuartzRocksaltScheeliteSerpentineSphaleriteSpinel
StibniteTetrahedrite

28 IMA Minerals at location:
Arsenopyrite  (*)Bornite  (*)Calcite  (*)Chalcopyrite  (*)Chromite  (*)
Chrysocolla  (*)Chrysotile  (*)Cinnabar  (*)Dolomite  (*)Galena  (*)
Gold  (*)Hematite  (*)Kaolinite  (*)Magnetite  (*)Malachite  (*)
Molybdenite  (*)Muscovite  (*)Pyrargyrite  (*)Pyrite  (*)Pyrrhotite  (*)
Quartz  (*)Roscoelite  (*)Scheelite  (*)Silver  (*)Sphalerite  (*)
Stephanite  (*)Stibnite  (*)Tetrahedrite-(Zn)  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Arsenopyrite  (*)ArsenopyriteFeAsS29020609052
Bornite  (*)NoneCu5FeS412579805516
Calcite  (*)CalciteCa(CO3)10257935,257936,257943,257944,257959,257960,257964,257975,257997,25800727770
Chalcopyrite  (*)ChalcopyriteCuFeS214257935,257936,257954,257957,257960,257974,257980,257982,257984,257985,257997,258006,258007,25800827198
Chromite  (*)SpinelFe2+Cr2O411257936,257942,257945,257946,257947,257948,257949,257950,257951,257952,2579793902
Chrysocolla  (*)Allophane(Cu2-xAlx)H2-xSi2O5(OH)4·nH2O12579603531
Chrysotile  (*)Serpentine ClayMg3Si2O5(OH)41257937951
Cinnabar  (*)NoneHgS4257954,257963,257979,2579842600
Dolomite  (*)NoneCaMg(CO3)27257943,257954,257960,257976,257985,257986,2580079895
Galena  (*)RocksaltPbS12257936,257943,257944,257954,257965,257975,257980,257982,257985,257986,257989,25800724243
Gold  (*)CopperAu4257935,257943,257984,25800730554
Hematite  (*)CorundumFe2O3125796014640
Kaolinite  (*)Clay KaoliniteAl2Si2O5(OH)42257935,2579915591
Magnetite  (*)SpinelFe2+Fe3+2O4125796014899
Malachite  (*)MalachiteCu2(CO3)(OH)2290206125796612537
Molybdenite  (*)MolybdeniteMoS24257936,257939,257957,2579915800
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)22257944,25799117380
Pyrargyrite  (*)NoneAg3SbS312579351425
Pyrite  (*)PyriteFeS229020621257935,257936,257944,257959,257960,257964,257966,257975,257976,257979,257980,257981,257984,257989,257991,257993,257997,257999,258006,258007,25800839462
Pyrrhotite  (*)NickelineFe7S812580089056
Quartz  (*)QuartzSiO229020624257935,257936,257939,257943,257944,257959,257960,257964,257966,257974,257975,257976,257979,257980,257981,257982,257984,257986,257989,257991,257995,257997,257999,25800761156
Roscoelite  (*)MicaKV3+2(Si3Al)O10(OH)21257975253
Scheelite  (*)ScheeliteCa(WO4)12579964894
Silver  (*)CopperAg2257984,2580075186
Sphalerite  (*)SphaleriteZnS11257935,257936,257943,257944,257974,257975,257980,257982,257991,257995,25799721482
Stephanite  (*)NoneAg5SbS41257935586
Stibnite  (*)StibniteSb2S312579353418
Tetrahedrite-(Zn)  (*)TetrahedriteCu6(Cu4Zn2)Sb4S1310257935,257936,257962,257964,257975,257980,257982,257991,257995,2579975317


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
NAVDAT-9182290206248±42   9182    149986Little Giant, Greenhorn District, Grant Co., Oregon, USA NAVDAT NAVDAT 

SampleSource LocalityReference URL

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