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:
Blue Ledge Mine (Blue Ledge Extension Mine), Windy Peak, Klamath Mts, Siskiyou Co., California, USA

Oldest recorded age at locality: 252
Youngest recorded age at locality: 66

mindat Locality ID: 93923
mindat URL: http://www.mindat.org/loc-93923.html

Tectonic Settings:

Total number of sublocalities beneath "Blue Ledge Mine (Blue Ledge Extension Mine), Windy Peak, Klamath Mts, Siskiyou Co., California, USA": 0
Total number of bottom-level sublocalities: 0

Latitude: 41°57'0"N
Longitude: 123°5'60"W
Decimal Degree (lat, lon): 41.95,-123.1

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: C Ca Cu Fe H Mo O Pb S Si Zn 

Elements from minerals reported directly at this locality: C Ca Cu Fe H Mo O Pb S Si Zn 

Structural Groups for minerals in this locality: 
CalciteChalcopyriteCopperMalachiteMolybdeniteNickelineNonePyriteQuartzRocksalt
Sphalerite

10 IMA Minerals at location:
Calcite  (*)Chalcopyrite  (*)Copper  (*)Galena  (*)Malachite  (*)
Molybdenite  (*)Pyrite  (*)Pyrrhotite  (*)Quartz  (*)Sphalerite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Calcite  (*)CalciteCa(CO3)25266027770
Chalcopyrite  (*)ChalcopyriteCuFeS225266027198
Copper  (*)CopperCu2526603846
Galena  (*)RocksaltPbS25266024243
Malachite  (*)MalachiteCu2(CO3)(OH)225266012537
Molybdenite  (*)MolybdeniteMoS22526605800
Pyrite  (*)PyriteFeS225266039462
Pyrrhotite  (*)NickelineFe7S82526609056
Quartz  (*)QuartzSiO225266061156
Sphalerite  (*)SphaleriteZnS25266021482



Locality Notes from all Ages at Locality:
Age IDLocality Notes
Kristen002448Nevadan Orogeny includes the Kalamath Mountains


2 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
vms-0102325266Mesozoic        93923Blue Ledge Mine (Blue Ledge Extension Mine), Windy Peak, Klamath Mts, Siskiyou Co., California, USABlue LedgeMoiser et al. (2009) USGSOFR2009-1034 
Kristen002448167145Middle to Early Jurassic     Yes  4064Josephine Creek Placers, Josephine Creek District, Josephine Co., Oregon, USANevadan Orogeny, Josephine Creek placersLanphere et al. (1968)10.1130/0016-7606(1968)79[1027:IAOTNO]2.0.CO;2GSAB79_1027 


SampleSource LocalityReference URL


All locality data graciously provided by mindat.org

All age data...

Other copyright data...