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:
Sonoma Co., California, USA

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

mindat Locality ID: 22971
mindat URL: http://www.mindat.org/loc-22971.html

Tectonic Settings:

Total number of sublocalities beneath "Sonoma Co., California, USA": 370
Total number of bottom-level sublocalities: 284

Number of Child Localities: 26
Child Localities:
Bloomfield
Bodega Bay
Buckeye Creek
Calistoga Area
Cloverdale
Coast Range
Cotati
Glen Ellen
Healdsburg
Kenwood
Knights Valley
Lakeville
Lytton
Mayacmas Mts (Mayacamas Mts)
Penngrove
Petaluma
Salmon Creek
Santa Rosa
Schellville
Sebastopol
Sonoma
Sonoma Mts
Stewarts Point
Temelec
Valley Ford
Windsor

Latitude: 38°24'3"N
Longitude: 122°45'53"W
Decimal Degree (lat, lon): 38.400833333333,-122.76472222222
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 As B Ba C Ca Cl Cr Cu Fe H Hg K Mg Mn N Na Ni O Pb S Sb Se Si Ti Zr 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AdeliteAllophaneAlumAluniteAmorphousAmphiboleAnalcimeAragoniteArcaniteBaryte
CalciteChalcanthiteChalcopyriteClayClinozoisiteCorundumCristobaliteEpidoteEpsomiteFeldspar
GadoliniteGarnetGypsumHalotrichiteIlvaiteKaoliniteLawsoniteMalachiteMelanteriteMica
MilleriteNatroliteNoneNot in a structural groupOrpimentPectolitePicromeritePrehnitePyritePyroxene
QuartzRhodoniteRutileSapphirineSerpentineSphaleriteSpinelStibniteStilbiteStilpnomelane
SulphurTalcTitaniteTridymiteVoltaiteZircon

103 IMA Minerals at location:
Actinolite  (*)Aegirine  (*)Aenigmatite  (*)Albite  (*)Almandine  (*)
Alum-(K)  (*)Alunite  (*)Alunogen  (*)Ammonioalunite  (*)Ammoniojarosite  (*)
Analcime  (*)Ankerite  (*)Antigorite  (*)Aragonite  (*)Azurite  (*)
Baryte  (*)Bementite  (*)Boussingaultite  (*)Calcite  (*)Cerussite  (*)
Chalcopyrite  (*)Chromite  (*)Cinnabar  (*)Clinozoisite  (*)Cristobalite  (*)
Datolite  (*)Deerite  (*)Dolomite  (*)Edgarbaileyite  (*)Eglestonite  (*)
Epidote  (*)Epsomite  (*)Glaucophane  (*)Graphite  (*)Grunerite  (*)
Gypsum  (*)Halotrichite  (*)Hematite  (*)Hisingerite  (*)Howieite  (*)
Hydromagnesite  (*)Idrialite  (*)Ilmenite  (*)Ilvaite  (*)Jadeite  (*)
Kalinite  (*)Kaolinite  (*)Lawsonite  (*)Letovicite  (*)Magnesio-riebeckite  (*)
Magnesiochromite  (*)Magnesite  (*)Magnetite  (*)Margarite  (*)Mascagnite  (*)
Melanterite  (*)Mercury  (*)Metacinnabar  (*)Metastibnite  (*)Millerite  (*)
Montroydite  (*)Muscovite  (*)Natrolite  (*)Neotocite  (*)Nesquehonite  (*)
Omphacite  (*)Opal  (*)Orpiment  (*)Parsettensite  (*)Pecoraite  (*)
Pectolite  (*)Pentahydrite  (*)Pickeringite  (*)Pokrovskite  (*)Prehnite  (*)
Pyrite  (*)Pyrolusite  (*)Pyrope  (*)Quartz  (*)Realgar  (*)
Rhodochrosite  (*)Rhodonite  (*)Riebeckite  (*)Rutile  (*)Sassolite  (*)
Siderite  (*)Stellerite  (*)Stilpnomelane  (*)Sulphur  (*)Talc  (*)
Taneyamalite  (*)Tiemannite  (*)Titanite  (*)Tremolite  (*)Tridymite  (*)
Tschermigite  (*)Vaesite  (*)Voltaite  (*)Vuagnatite  (*)Wairakite  (*)
Winchite  (*)Zircon  (*)Zoisite  (*)
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)21641643180206,180226,1803413419
Aegirine  (*)PyroxeneNaFe3+Si2O62180226,1804681022
Aenigmatite  (*)SapphirineNa4[Fe2+10Ti2]O4[Si12O36]3180511,180512,180513133
Albite  (*)FeldsparNa(AlSi3O8)3180226,180509,1805518803
Almandine  (*)GarnetFe2+3Al2(SiO4)31641644180206,180284,180341,1803552353
Alum-(K)  (*)AlumKAl(SO4)2·12H2O118047992
Alunite  (*)NoneKAl3(SO4)2(OH)62180479,180535966
Alunogen  (*)Not in a structural groupAl2(SO4)3(H2O)12·5H2O1180479272
Ammonioalunite  (*)Alunite(NH4)Al3(SO4)2(OH)6118047911
Ammoniojarosite  (*)Alunite(NH4)Fe3+3(SO4)2(OH)62180479,18048330
Analcime  (*)AnalcimeNa(AlSi2O6)·H2O11802231627
Ankerite  (*)NoneCa(Fe2+,Mg)(CO3)211802513092
Antigorite  (*)Serpentine ClayMg3Si2O5(OH)41180346708
Aragonite  (*)AragoniteCa(CO3)2180224,1803553250
Azurite  (*)Not in a structural groupCu3(CO3)2(OH)23180221,180266,1803895509
Baryte  (*)BaryteBa(SO4)3180251,180431,18045111547
Bementite  (*)ClayMn7Si6O15(OH)81180215173
Boussingaultite  (*)Picromerite(NH4)2Mg(SO4)2·6H2O2180479,18048530
Calcite  (*)CalciteCa(CO3)6180251,180389,180408,180431,180451,18047927770
Cerussite  (*)AragonitePb(CO3)11803324979
Chalcopyrite  (*)ChalcopyriteCuFeS2118038927198
Chromite  (*)SpinelFe2+Cr2O416416412180208,180210,180219,180251,180299,180303,180312,180315,180392,180434,180439,1804533902
Cinnabar  (*)NoneHgS35180251,180252,180319,180386,180387,180388,180390,180391,180392,180394,180395,180402,180406,180407,180408,180409,180410,180411,180416,180419,180420,180422,180424,180426,180428,180429,180431,180447,180449,180451,180452,180479,180481,180489,1804962600
Clinozoisite  (*)Clinozoisite EpidoteCa2Al3[Si2O7][SiO4]O(OH)2180355,1805541025
Cristobalite  (*)CristobaliteSiO21180319453
Datolite  (*)GadoliniteCaB(SiO4)(OH)1180479498
Deerite  (*)NoneFe2+6Fe3+3(Si6O17)O3(OH)52180225,18022627
Dolomite  (*)NoneCaMg(CO3)23180251,180431,1804479895
Edgarbaileyite  (*)NoneHg1+6Si2O711804316
Eglestonite  (*)None([Hg1+]2)3OCl3(OH)118043136
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)6180226,180278,180355,180455,180479,1805098173
Epsomite  (*)EpsomiteMg(SO4)·7H2O2180479,180485484
Glaucophane  (*)Amphibole   Na2(Mg3Al2)Si8O22(OH)216416417180206,180224,180226,180248,180284,180285,180320,180341,180346,180349,180352,180355,180517,180525,180550,180551,180553286
Graphite  (*)NoneC5180343,180353,180365,180501,1805082812
Grunerite  (*)Amphibole   Fe2+2Fe2+5Si8O22(OH)21180226223
Gypsum  (*)GypsumCa(SO4)·2H2O11804796890
Halotrichite  (*)HalotrichiteFe2+Al2(SO4)4·22H2O1180479409
Hematite  (*)CorundumFe2O3118023014640
Hisingerite  (*)Kaolinite ClayFe2Si2O5(OH)4·2H2O2180471,180516144
Howieite  (*)NoneNa(Fe2+,Fe3+,Al,Mg)12(Si6O17)2(O,OH)103180225,180226,18028716
Hydromagnesite  (*)NoneMg5(CO3)4(OH)2·4H2O1180463341
Idrialite  (*)NoneC22H142180319,18045115
Ilmenite  (*)CorundumFe2+Ti4+O311803555433
Ilvaite  (*)IlvaiteCaFe3+Fe2+2O(Si2O7)(OH)1180501197
Jadeite  (*)PyroxeneNaAlSi2O63180246,180436,180550154
Kalinite  (*)NoneKAl(SO4)2·11H2O2180467,18047954
Kaolinite  (*)Clay KaoliniteAl2Si2O5(OH)44180251,180328,180331,1804835591
Lawsonite  (*)LawsoniteCaAl2(Si2O7)(OH)2·H2O16416410180194,180206,180216,180227,180248,180346,180349,180455,180550,180553121
Letovicite  (*)None(NH4)3H(SO4)2118047918
Magnesio-riebeckite  (*)Amphibole   Na2(Mg3Fe3+2)Si8O22(OH)2118050993
Magnesiochromite  (*)SpinelMgCr2O41180251311
Magnesite  (*)CalciteMg(CO3)25180251,180292,180293,180296,180300,180301,180302,180304,180309,180408,180419,180431,180437,180438,180440,180442,180443,180444,180446,180448,180451,180456,180460,180461,1804641487
Magnetite  (*)SpinelFe2+Fe3+2O4118025114899
Margarite  (*)Mica ClayCaAl2Si2Al2O10(OH)21180517168
Mascagnite  (*)Arcanite(NH4)2(SO4)2180479,18048561
Melanterite  (*)MelanteriteFe(SO4)·7H2O2180479,180501915
Mercury  (*)NoneHg14180250,180258,180259,180387,180388,180390,180394,180408,180411,180416,180431,180451,180490,180496397
Metacinnabar  (*)SphaleriteHgS7180251,180318,180319,180411,180431,180451,180482255
Metastibnite  (*)StibniteSb2S32180479,18048087
Millerite  (*)MilleriteNiS2180251,1804511066
Montroydite  (*)NoneHgO2180394,18043129
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)26180227,180319,180346,180349,180355,18050917380
Natrolite  (*)NatroliteNa2(Si3Al2)O10·2H2O11805011236
Neotocite  (*)Allophane(Mn,Fe)SiO3·H2O (?)1180465186
Nesquehonite  (*)NoneMg(CO3)·3H2O118029480
Omphacite  (*)Pyroxene(Ca,Na)(Mg,Fe,Al)Si2O67180226,180277,180285,180348,180355,180455,180551229
Opal  (*)AmorphousSiO2·nH2O11180251,180319,180331,180374,180419,180431,180447,180475,180479,180531,1805372994
Orpiment  (*)OrpimentAs2S31180319511
Parsettensite  (*)Stilpnomelane Clay(K,Na,Ca)7.5(Mn,Mg)49Si72O168(OH)50·nH2O118028743
Pecoraite  (*)Clay SerpentineNi3Si2O5(OH)4118045140
Pectolite  (*)PectoliteNaCa2Si3O8(OH)1180479363
Pentahydrite  (*)ChalcanthiteMg(SO4)·5H2O118047932
Pickeringite  (*)HalotrichiteMgAl2(SO4)4·22H2O1180479265
Pokrovskite  (*)MalachiteMg2(CO3)(OH)211803699
Prehnite  (*)PrehniteCa2Al(Si3Al)O10(OH)211804791898
Pyrite  (*)PyriteFeS27180251,180333,180407,180431,180447,180451,18047939462
Pyrolusite  (*)RutileMnO22180314,1804583106
Pyrope  (*)GarnetMg3Al2(SiO4)31180285341
Quartz  (*)QuartzSiO213180226,180251,180287,180325,180355,180389,180394,180408,180411,180431,180447,180451,18047461156
Realgar  (*)NoneAsS2180318,180319712
Rhodochrosite  (*)CalciteMn(CO3)4180215,180405,180423,1804301711
Rhodonite  (*)RhodoniteCaMn3Mn(Si5O15)1180226969
Riebeckite  (*)Amphibole   Na2(Fe2+3Fe3+2)Si8O22(OH)24180226,180346,180349,180468375
Rutile  (*)RutileTiO22180226,1803555614
Sassolite  (*)NoneB(OH)3118047931
Siderite  (*)CalciteFe(CO3)11803196417
Stellerite  (*)StilbiteCa4(Si28Al8)O72·28H2O2180479,180484189
Stilpnomelane  (*)Stilpnomelane Clay(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36·nH2O3180225,180226,180509456
Sulphur  (*)SulphurS2180479,1805282045
Talc  (*)Clay TalcMg3Si4O10(OH)22180346,1804623337
Taneyamalite  (*)None(Na,Ca)Mn2+12(Si,Al)12(O,OH)4411802265
Tiemannite  (*)SphaleriteHgSe118043183
Titanite  (*)TitaniteCaTi(SiO4)O6180226,180284,180345,180355,180479,1805094899
Tremolite  (*)Amphibole   Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)211804522562
Tridymite  (*)TridymiteSiO22180471,180516458
Tschermigite  (*)Alum(NH4)Al(SO4)2·12H2O2180479,18048681
Vaesite  (*)PyriteNiS21180251106
Voltaite  (*)VoltaiteK2Fe2+5Fe3+3Al(SO4)12·18H2O2180479,180487111
Vuagnatite  (*)AdeliteCaAlSiO4(OH)118045514
Wairakite  (*)AnalcimeCa(Si4Al2)O12·2H2O118047973
Winchite  (*)Amphibole   (NaCa)(Mg4Al)Si8O22(OH)2118022651
Zircon  (*)ZirconZr(SiO4)11803555251
Zoisite  (*)EpidoteCa2Al3[Si2O7][SiO4]O(OH)11802131025


6 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-00344164164Middle Jurassic (161-168 Ma)       Cr95768Sonoma Chrome Inc. Deposit (Meeker Chrome Mine), Camp Meeker, Coast Range, Sonoma Co., California, USASonoma ChromeMoiser et al. (2012) USGSSIR2012_5157 
podchrome-00340164164Middle Jurassic (161-168 Ma)       Cr95714Laton Mine (Layton Mine; Parmeter Ranch; Yellow Streak Mine; Burl Prospect; Lone Bird Prospect; Slats Prospect; Serpentine Prospect; Rattlesnake Claim; Red Slide Claim), Cazadero, Coast Range, Sonoma Co., California, USALaton (Yellow Streak)Moiser et al. (2012) USGSSIR2012_5157 
podchrome-00341164164Middle Jurassic (161-168 Ma)       Cr95714Laton Mine (Layton Mine; Parmeter Ranch; Yellow Streak Mine; Burl Prospect; Lone Bird Prospect; Slats Prospect; Serpentine Prospect; Rattlesnake Claim; Red Slide Claim), Cazadero, Coast Range, Sonoma Co., California, USALaton (Slats-Rattlesnake)Moiser et al. (2012) USGSSIR2012_5157 
podchrome-00342164164Middle Jurassic (161-168 Ma)       Cr95720Madeira Claim, Venado, Coast Range, Sonoma Co., California, USAMadeira ClaimMoiser et al. (2012) USGSSIR2012_5157 
podchrome-00343164164Middle Jurassic (161-168 Ma)       Cr95763Rough Crossing Claim, Venado, Coast Range, Sonoma Co., California, USARough Crossing SEMoiser et al. (2012) USGSSIR2012_5157 
podchrome-00345164164Middle Jurassic (161-168 Ma)       Cr95844Welch Prospect, Venado, Coast Range, Sonoma Co., California, USAWelch ProspectMoiser et al. (2012) USGSSIR2012_5157 

SampleSource LocalityReference URL
R050333Cazadero, Coast Range, Sonoma Co., California, USAhttps://rruff.info/R050333
R061129Occidental, Coast Range, Sonoma Co., California, USAhttps://rruff.info/R061129
R060466Skaggs Springs, Warm Springs Dam, Coast Range, Sonoma Co., California, USAhttps://rruff.info/R060466
R070277Socrates Mine, Castle Rock Springs Area, West Mayacmas District, Mayacmas Mts (Mayacamas Mts), Sonoma Co., California, USAhttps://rruff.info/R070277
R070597The Geysers, West Mayacmas District, Mayacmas Mts (Mayacamas Mts), Sonoma Co., California, USAhttps://rruff.info/R070597

All locality data graciously provided by mindat.org

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