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:
Ward Creek (1), Cazadero, Coast Range, Sonoma Co., California, USA


mindat Locality ID: 30995
mindat URL: http://www.mindat.org/loc-30995.html

Tectonic Settings:

Total number of sublocalities beneath "Ward Creek (1), Cazadero, Coast Range, Sonoma Co., California, USA": 0
Total number of bottom-level sublocalities: 0

Latitude: 38°32'20"N
Longitude: 123°5'44"W
Decimal Degree (lat, lon): 38.538888888889,-123.09555555556
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 Ca Fe H K Mg Mn Na O Si Ti 

Elements from minerals reported directly at this locality: Al Ca Fe H K Mg Mn Na O Si Ti 

Structural Groups for minerals in this locality: 
AmphiboleClayClinozoisiteEpidoteFeldsparNonePyroxeneQuartzRhodoniteRutile
StilpnomelaneTitanite

17 IMA Minerals at location:
Actinolite  (*)Aegirine  (*)Albite  (*)Deerite  (*)Epidote  (*)
Glaucophane  (*)Grunerite  (*)Howieite  (*)Omphacite  (*)Quartz  (*)
Rhodonite  (*)Riebeckite  (*)Rutile  (*)Stilpnomelane  (*)Taneyamalite  (*)
Titanite  (*)Winchite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Actinolite  (*)Amphibole   Ca2(Mg4.5-2.5Fe2+0.5-2.5)Si8O22(OH)203419
Aegirine  (*)PyroxeneNaFe3+Si2O601022
Albite  (*)FeldsparNa(AlSi3O8)08803
Deerite  (*)NoneFe2+6Fe3+3(Si6O17)O3(OH)5027
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)08173
Glaucophane  (*)Amphibole   Na2(Mg3Al2)Si8O22(OH)20286
Grunerite  (*)Amphibole   Fe2+2Fe2+5Si8O22(OH)20223
Howieite  (*)NoneNa(Fe2+,Fe3+,Al,Mg)12(Si6O17)2(O,OH)10016
Omphacite  (*)Pyroxene(Ca,Na)(Mg,Fe,Al)Si2O60229
Quartz  (*)QuartzSiO2061156
Rhodonite  (*)RhodoniteCaMn3Mn(Si5O15)0969
Riebeckite  (*)Amphibole   Na2(Fe2+3Fe3+2)Si8O22(OH)20375
Rutile  (*)RutileTiO205614
Stilpnomelane  (*)Stilpnomelane Clay(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36·nH2O0456
Taneyamalite  (*)None(Na,Ca)Mn2+12(Si,Al)12(O,OH)4405
Titanite  (*)TitaniteCaTi(SiO4)O04899
Winchite  (*)Amphibole   (NaCa)(Mg4Al)Si8O22(OH)2051


No ages have been assigned to this locality yet.
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All locality data graciously provided by mindat.org

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