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:
Red Mountain, Red Mountain District, Mayacmas Mts (Mayacamas Mts), Mendocino Co., California, USA

Oldest recorded age at locality: 164
Youngest recorded age at locality: 164

mindat Locality ID: 218767
mindat URL: http://www.mindat.org/loc-218767.html

Tectonic Settings:

Total number of sublocalities beneath "Red Mountain, Red Mountain District, Mayacmas Mts (Mayacamas Mts), Mendocino Co., California, USA": 11
Total number of bottom-level sublocalities: 9

Number of Child Localities: 9
Child Localities:
Big Red Mountain Claims
Boy Edgar Occurrence
Copper King Mine
Graham Group
Lone Tree Occurrence
Lost Valley
Miner Ridge (Miners Ridge)
Red Mountain Asbestos Prospect (Nix Property)
Unnamed Cu-Mn Occurrence

Latitude: 39°4'49"N
Longitude: 123°5'30"W
Decimal Degree (lat, lon): 39.080277777778,-123.09166666667
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 Cr Cu F Fe H Mg Mn Na O S Si 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AdeliteAllophaneChalcopyriteCopperCovelliteDiasporeMalachiteNoneNot in a structural groupRutile
SpinelVesuvianite

15 IMA Minerals at location:
Azurite  (*)Chalcocite  (*)Chalcopyrite  (*)Chromite  (*)Chrysocolla  (*)
Copper  (*)Covellite  (*)Cuprite  (*)Goethite  (*)Magnesiochromite  (*)
Malachite  (*)Mcguinnessite  (*)Pyrolusite  (*)Vesuvianite  (*)Vuagnatite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Azurite  (*)Not in a structural groupCu3(CO3)2(OH)22163689,1636945509
Chalcocite  (*)NoneCu2S2163689,1636945707
Chalcopyrite  (*)ChalcopyriteCuFeS2116369427198
Chromite  (*)SpinelFe2+Cr2O416416411636903902
Chrysocolla  (*)Allophane(Cu2-xAlx)H2-xSi2O5(OH)4·nH2O2163689,1636943531
Copper  (*)CopperCu5163689,163693,163694,163695,1636973846
Covellite  (*)CovelliteCuS11636944165
Cuprite  (*)Not in a structural groupCu2O3163689,163694,1636952970
Goethite  (*)DiasporeFeO(OH)11636897437
Magnesiochromite  (*)SpinelMgCr2O42163687,163689311
Malachite  (*)MalachiteCu2(CO3)(OH)22163689,16369412537
Mcguinnessite  (*)MalachiteCuMg(CO3)(OH)22163689,16369434
Pyrolusite  (*)RutileMnO211636973106
Vesuvianite  (*)Vesuvianite(Ca,Na)19(Al,Mg,Fe)13(SiO4)10(Si2O7)4(OH,F,O)102163689,1636941395
Vuagnatite  (*)AdeliteCaAlSiO4(OH)2163689,16369414


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
podchrome-00329164164Middle Jurassic (161-168 Ma)       Cr82715Graham Group, Red Mountain, Red Mountain District, Mayacmas Mts (Mayacamas Mts), Mendocino Co., California, USAGraham GroupMoiser et al. (2012) USGSSIR2012_5157 

SampleSource LocalityReference URL
R050397Red Mountain, Red Mountain District, Mayacmas Mts (Mayacamas Mts), Mendocino Co., California, USAhttps://rruff.info/R050397
R070082Copper King Mine, Red Mountain, Red Mountain District, Mayacmas Mts (Mayacamas Mts), Mendocino Co., California, USAhttps://rruff.info/R070082

All locality data graciously provided by mindat.org

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