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:
Snowden, Liberty District, Klamath Mts, Siskiyou Co., California, USA

Oldest recorded age at locality: 167
Youngest recorded age at locality: 145

mindat Locality ID: 233625
mindat URL: http://www.mindat.org/loc-233625.html

Tectonic Settings:

Total number of sublocalities beneath "Snowden, Liberty District, Klamath Mts, Siskiyou Co., California, USA": 23
Total number of bottom-level sublocalities: 22

Number of Child Localities: 22
Child Localities:
Advance Mine
Boulder No. 2 Placer Mine
Cow Creek Occurrence
Cub Bear And Blue Jeans Mine
Deamer Placer Mine
George Mine (2)
Gray Ledge Mine (Pink Darling Mine; Defense Deposit; National Defense Claim; Claim No. 1; King Claim)
Hardscrabble Mine
Hogan Mine
Homestake Mine
Jump Joe Mine
Karres Mine
Lucky Strike Mine
Marrian & Goodale Mine
Overton Mine
Rainbow Mine (Victory Gold Mines)
Robinson Gulch Mine
Snoozer Ridge
Taylor Lake Mine
Unnamed Au Occurrence (24)
Unnamed Placer Au Occurrences (44)
Zarina Mine (Czarina Mine)

Latitude: 41°20'49"N
Longitude: 123°1'27"W
Decimal Degree (lat, lon): 41.346944444444,-123.02416666667
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: Au C Mn O Si 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
CalciteCopperNoneOlivineQuartzRhodoniteSpinel

6 IMA Minerals at location:
Gold  (*)Hausmannite  (*)Quartz  (*)Rhodochrosite  (*)Rhodonite  (*)
Tephroite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Gold  (*)CopperAu16714514179452,179453,179455,179456,179459,179460,179463,179464,179465,179466,179468,179471,179473,17947430554
Hausmannite  (*)SpinelMn2+Mn3+2O41671451179458350
Quartz  (*)QuartzSiO21671457179455,179460,179464,179465,179466,179468,17947161156
Rhodochrosite  (*)CalciteMn(CO3)16714511794581711
Rhodonite  (*)RhodoniteCaMn3Mn(Si5O15)1671451179458969
Tephroite  (*)OlivineMn2+2(SiO4)1671451179458240


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


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
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

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