Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Merced County, California, USAi
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03306240017272011118902.jpg
Stibnite

Stayton Mine, Antimony Peak, Stayton Mining District, Merced County, California, USA
03306240017272011118902.jpg
Stibnite

Stayton Mine, Antimony Peak, Stayton Mining District, Merced County, California, USA
03306240017272011118902.jpg
Stibnite

Stayton Mine, Antimony Peak, Stayton Mining District, Merced County, California, USA
Neighbouring regions:
San Benito County, California, USA
Fresno County, California, USA
Santa Clara County, California, USA
Mariposa County, California, USA
Tuolumne County, California, USA
Madera County, California, USA
Stanislaus County, California, USA
Type:
County
Largest Settlements:
PlacePopulation
Merced82,436 (2017)
Los Banos37,457 (2017)
Atwater29,237 (2017)
Livingston13,902 (2017)
Delhi10,755 (2011)
Winton10,613 (2011)
Mindat Locality ID:
24743
Long-form identifier:
mindat:1:2:24743:7
GUID (UUID V4):
0
Other Languages:
View 34 more...
French:
Comté de Merced, Californie, États-Unis
German:
Merced County, Kalifornien, Vereinigte Staaten
Italian:
Contea di Merced, California, Stati Uniti d'America
Russian:
Мерсед, Калифорния, Соединённые Штаты Америки
Simplified Chinese:
默塞德縣, 加利福尼亚州, 美国
Spanish:
Condado de Merced, California, Estados Unidos
Albanian:
Merced County, Kalifornia, Shtetet e Bashkuara të Amerikës
Arabic:
مقاطعة ميرسيد, كاليفورنيا, الولايات المتحدة
Armenian:
Մերսեդ շրջան, Կալիֆոռնիա, Ամերիկայի Միացյալ Նահանգներ
Basque:
Merced konderria, Kalifornia
Bavarian:
Merced County, Kalifornien, Vaoanigte Stootn
Bishnupriya Manipuri:
মার্সিড কাউন্টি, ক্যালিফোর্নিয়া, তিলপারাষ্ট্র
Bulgarian:
Мърсед, Калифорния, Съединени американски щати
Cebuano:
Merced County, California
Czech:
Merced County, Kalifornie, Spojené státy americké
Danish:
Merced County, Californien, USA
Dutch:
Merced County, Verenigde Staten
Estonian:
Mercedi maakond, California, Ameerika Ühendriigid
Farsi/Persian:
شهرستان مرسد، کالیفرنیا, کالیفرنیا, ایالات متحده آمریکا
Hungarian:
Merced megye, Kalifornia, Amerikai Egyesült Államok
Irish Gaelic:
Contae Merced, California, Stáit Aontaithe Mheiriceá
Japanese:
マーセド郡, カリフォルニア州, アメリカ合衆国
Kapampangan:
Merced County, California, Estados Unidos
Latin:
Merced Comitatus, California, Civitates Foederatae Americae
Limburgian:
Merced County, Californië, Vereinegde Staote vaan Amerika
Low Saxon/Low German:
Merced County, Kalifornien, USA
Malayalam:
മെർസ്ഡ് കൗണ്ടി, കാലിഫോർണിയ
Norwegian:
Merced County, California, USA
Polish:
Hrabstwo Merced, Kalifornia, Stany Zjednoczone
Portuguese:
Condado de Merced, Califórnia, Estados Unidos
Serbian:
Округ Мерсед, Калифорнија, Сједињене Америчке Државе
Serbo-Croatian:
Merced County, Kalifornija, Sjedinjene Američke Države
Swedish:
Merced County, Kalifornien, USA
Tagalog:
Merced County, California, Estados Unidos
Turkish:
Merced County, Kaliforniya, Amerika Birleşik Devletleri
Ukrainian:
Мерсед, Каліфорнія, Сполучені Штати Америки
Urdu:
مرسیڈ کاؤنٹی، کیلیفورنیا, کیلیفورنیا, ریاستہائے متحدہ امریکا
Vietnamese:
Quận Merced, California, Chủng Quốc Hoa Kỳ
Waray:
Condado han Merced, California, Estados Unidos
Western Punjabi:
مرکڈ کاؤنٹی, کیلیفورنیا, امریکہ


No description has been added for this locality. Can you add one?

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded from this region.


Mineral List

Mineral list contains entries from the region specified including sub-localities

46 valid minerals.

Rock Types Recorded


Rock list contains entries from the region specified including sub-localities

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

ⓘ Alunogen
Formula: Al2(SO4)3 · 17H2O
Description: masses composed of fibrous aggregates that cover the pyrite rich walls
ⓘ 'Amphibole Supergroup'
Formula: AB2C5(T8O22)W2
ⓘ Aragonite
Formula: CaCO3
Colour: Brown
Description: Occurs in Franciscan Formation rocks.
ⓘ 'Asbestos'
ⓘ Baryte
Formula: BaSO4
ⓘ Blödite
Formula: Na2Mg(SO4)2 · 4H2O
Description: Occurs as efflorescences on Eocene & Miocene Kreyenhagen Shale.
ⓘ Botryogen
Formula: MgFe3+(SO4)2(OH) · 7H2O
ⓘ Calcite
Formula: CaCO3
Description: Represented by California Division of Mines and Geology specimen #16326.
ⓘ Calcite var. Strontium-rich Calcite
Formula: (Ca,Sr)CO3
Description: Represented by California Division of Mines and Geology specimen #16326.
ⓘ Cervantite
Formula: Sb3+Sb5+O4
ⓘ Chalcopyrite
Formula: CuFeS2
Description: Occurs in small amounts.
ⓘ Chromite
Formula: Fe2+Cr3+2O4
ⓘ Cinnabar
Formula: HgS
Description: Occurs as fracture fillings in fresh and kaolinized basalt or tuff-breccia of the basalt unit.
ⓘ Cooperite
Formula: PtS
ⓘ Copiapite
Formula: Fe2+Fe3+4(SO4)6(OH)2 · 20H2O
ⓘ Epsomite
Formula: MgSO4 · 7H2O
ⓘ 'Garnet Group'
Formula: X3Z2(SiO4)3
ⓘ 'Glauconite'
Formula: K0.60-0.85(Fe3+,Mg,Al)2(Si,Al)4O10](OH)2
Description: Occurs in sandstone.
ⓘ Gypsum
Formula: CaSO4 · 2H2O
ⓘ Halotrichite
Formula: Fe2+Al2(SO4)4 · 22H2O
Description: Occurs in stalagmites in old workings (post-mining product).
ⓘ Hematite
Formula: Fe2O3
ⓘ Howieite
Formula: Na(Fe2+,Fe3+,Al,Mg)12(Si6O17)2(O,OH)10
ⓘ Hydromagnesite
Formula: Mg5(CO3)4(OH)2 · 4H2O
ⓘ Ilmenite
Formula: Fe2+TiO3
ⓘ 'Iron-Platinum alloy'
Formula: (Pt,Fe)
ⓘ Jarosite
Formula: KFe3+3(SO4)2(OH)6
Description: Occurs abundantly as micro-grains in glauconite-jarosite sandstone.
ⓘ Kaolinite
Formula: Al2(Si2O5)(OH)4
Description: Alteration by-product of basalt.
ⓘ Magnesite
Formula: MgCO3
ⓘ Magnetite
Formula: Fe2+Fe3+2O4
ⓘ Melanterite
Formula: Fe2+(H2O)6(SO4) · H2O
Description: Occurs as stalagmites in old mine workings (post-mining product).
ⓘ 'Monazite Group'
Formula: REE(PO4)
ⓘ Native Copper
Formula: Cu
ⓘ Native Gold
Formula: Au
Localities: Reported from at least 12 localities in this region.
Description: Placer material. Argentiferous.
ⓘ Native Iridium
Formula: (Ir,Os,Ru)
ⓘ Native Iridium var. Ruthenosmiridium
Formula: (Ir,Os,Ru)
ⓘ Native Platinum
Formula: Pt
Localities: Reported from at least 7 localities in this region.
ⓘ Native Sulphur
Formula: S8
ⓘ Nitratine
Formula: NaNO3
Description: Occurs with other Na salts.
ⓘ Opal
Formula: SiO2 · nH2O
ⓘ Pickeringite
Formula: MgAl2(SO4)4 · 22H2O
Description: Occurs in stalagmites (post-mining product).
ⓘ 'Psilomelane'
ⓘ Pyrite
Formula: FeS2
ⓘ Quartz
Formula: SiO2
ⓘ Römerite
Formula: Fe2+Fe3+2(SO4)4 · 14H2O
Description: Occurs as stalactitic masses.
ⓘ Rutheniridosmine
Formula: (Ir,Os,Ru)
ⓘ Rutile
Formula: TiO2
ⓘ Senarmontite
Formula: Sb2O3
ⓘ Sperrylite
Formula: PtAs2
ⓘ Sphalerite
Formula: ZnS
Fluorescence: Triboluminescent
ⓘ Stibiconite
Formula: Sb3+Sb5+2O6(OH)
ⓘ Stibnite
Formula: Sb2S3
ⓘ Stilpnomelane
Formula: K4Fe2+48[Si64Al8]O164(OH)52 · nH2O
Description: Occurs in Franciscan Formation rocks.
ⓘ Thorite
Formula: Th(SiO4)
ⓘ Valentinite
Formula: Sb2O3
ⓘ Zircon
Formula: Zr(SiO4)

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘNative Copper1.AA.05Cu
ⓘNative Gold1.AA.05Au
ⓘRutheniridosmine1.AF.05(Ir,Os,Ru)
ⓘNative Iridium1.AF.10(Ir,Os,Ru)
ⓘNative Platinum1.AF.10Pt
ⓘNative Iridium
var. Ruthenosmiridium		1.AF.10(Ir,Os,Ru)
ⓘNative Sulphur1.CC.05S8
Group 2 - Sulphides and Sulfosalts
ⓘSphalerite2.CB.05aZnS
ⓘChalcopyrite2.CB.10aCuFeS2
ⓘCooperite2.CC.35bPtS
ⓘCinnabar2.CD.15aHgS
ⓘStibnite2.DB.05Sb2S3
ⓘPyrite2.EB.05aFeS2
ⓘSperrylite2.EB.05aPtAs2
Group 4 - Oxides and Hydroxides
ⓘChromite4.BB.05Fe2+Cr3+2O4
ⓘMagnetite4.BB.05Fe2+Fe3+2O4
ⓘHematite4.CB.05Fe2O3
ⓘIlmenite4.CB.05Fe2+TiO3
ⓘSenarmontite4.CB.50Sb2O3
ⓘValentinite4.CB.55Sb2O3
ⓘQuartz4.DA.05SiO2
ⓘOpal4.DA.10SiO2 · nH2O
ⓘRutile4.DB.05TiO2
ⓘCervantite4.DE.30Sb3+Sb5+O4
ⓘStibiconite4.DH.20Sb3+Sb5+2O6(OH)
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
ⓘMagnesite5.AB.05MgCO3
ⓘCalcite
var. Strontium-rich Calcite		5.AB.05(Ca,Sr)CO3
ⓘAragonite5.AB.15CaCO3
ⓘHydromagnesite5.DA.05Mg5(CO3)4(OH)2 · 4H2O
ⓘNitratine5.NA.05NaNO3
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘBaryte7.AD.35BaSO4
ⓘJarosite7.BC.10KFe3+3(SO4)2(OH)6
ⓘMelanterite7.CB.35Fe2+(H2O)6(SO4) · H2O
ⓘEpsomite7.CB.40MgSO4 · 7H2O
ⓘAlunogen7.CB.45Al2(SO4)3 · 17H2O
ⓘRömerite7.CB.75Fe2+Fe3+2(SO4)4 · 14H2O
ⓘHalotrichite7.CB.85Fe2+Al2(SO4)4 · 22H2O
ⓘPickeringite7.CB.85MgAl2(SO4)4 · 22H2O
ⓘBlödite7.CC.50Na2Mg(SO4)2 · 4H2O
ⓘGypsum7.CD.40CaSO4 · 2H2O
ⓘCopiapite7.DB.35Fe2+Fe3+4(SO4)6(OH)2 · 20H2O
ⓘBotryogen7.DC.25MgFe3+(SO4)2(OH) · 7H2O
Group 9 - Silicates
ⓘThorite9.AD.30Th(SiO4)
ⓘZircon9.AD.30Zr(SiO4)
ⓘHowieite9.DH.65Na(Fe2+,Fe3+,Al,Mg)12(Si6O17)2(O,OH)10
ⓘKaolinite9.ED.05Al2(Si2O5)(OH)4
ⓘStilpnomelane9.EG.40K4Fe2+48[Si64Al8]O164(OH)52 · nH2O
Unclassified
ⓘ'Amphibole Supergroup'-AB2C5(T8O22)W2
ⓘ'Asbestos'-
ⓘ'Iron-Platinum alloy'-(Pt,Fe)
ⓘ'Glauconite'-K0.60-0.85(Fe3+,Mg,Al)2(Si,Al)4O10](OH)2
ⓘ'Monazite Group'-REE(PO4)
ⓘ'Psilomelane'-
ⓘ'Garnet Group'-X3Z2(SiO4)3

List of minerals for each chemical element

HHydrogen
Hⓘ AlunogenAl2(SO4)3 · 17H2O
Hⓘ BlöditeNa2Mg(SO4)2 · 4H2O
Hⓘ BotryogenMgFe3+(SO4)2(OH) · 7H2O
Hⓘ CopiapiteFe2+Fe43+(SO4)6(OH)2 · 20H2O
Hⓘ EpsomiteMgSO4 · 7H2O
Hⓘ GlauconiteK0.60-0.85(Fe3+,Mg,Al)2(Si,Al)4O10](OH)2
Hⓘ GypsumCaSO4 · 2H2O
Hⓘ HalotrichiteFe2+Al2(SO4)4 · 22H2O
Hⓘ HowieiteNa(Fe2+,Fe3+,Al,Mg)12(Si6O17)2(O,OH)10
Hⓘ HydromagnesiteMg5(CO3)4(OH)2 · 4H2O
Hⓘ JarositeKFe33+(SO4)2(OH)6
Hⓘ KaoliniteAl2(Si2O5)(OH)4
Hⓘ MelanteriteFe2+(H2O)6(SO4) · H2O
Hⓘ OpalSiO2 · nH2O
Hⓘ PickeringiteMgAl2(SO4)4 · 22H2O
Hⓘ RömeriteFe2+Fe23+(SO4)4 · 14H2O
Hⓘ StibiconiteSb3+Sb25+O6(OH)
Hⓘ StilpnomelaneK4Fe482+[Si64Al8]O164(OH)52 · nH2O
CCarbon
Cⓘ AragoniteCaCO3
Cⓘ CalciteCaCO3
Cⓘ HydromagnesiteMg5(CO3)4(OH)2 · 4H2O
Cⓘ MagnesiteMgCO3
Cⓘ Calcite var. Strontium-rich Calcite(Ca,Sr)CO3
NNitrogen
Nⓘ NitratineNaNO3
OOxygen
Oⓘ AlunogenAl2(SO4)3 · 17H2O
Oⓘ Amphibole SupergroupAB2C5(T8O22)W2
Oⓘ AragoniteCaCO3
Oⓘ BaryteBaSO4
Oⓘ BlöditeNa2Mg(SO4)2 · 4H2O
Oⓘ BotryogenMgFe3+(SO4)2(OH) · 7H2O
Oⓘ CalciteCaCO3
Oⓘ CervantiteSb3+Sb5+O4
Oⓘ ChromiteFe2+Cr23+O4
Oⓘ CopiapiteFe2+Fe43+(SO4)6(OH)2 · 20H2O
Oⓘ EpsomiteMgSO4 · 7H2O
Oⓘ GlauconiteK0.60-0.85(Fe3+,Mg,Al)2(Si,Al)4O10](OH)2
Oⓘ GypsumCaSO4 · 2H2O
Oⓘ HalotrichiteFe2+Al2(SO4)4 · 22H2O
Oⓘ HematiteFe2O3
Oⓘ HowieiteNa(Fe2+,Fe3+,Al,Mg)12(Si6O17)2(O,OH)10
Oⓘ HydromagnesiteMg5(CO3)4(OH)2 · 4H2O
Oⓘ IlmeniteFe2+TiO3
Oⓘ JarositeKFe33+(SO4)2(OH)6
Oⓘ KaoliniteAl2(Si2O5)(OH)4
Oⓘ MagnesiteMgCO3
Oⓘ MagnetiteFe2+Fe23+O4
Oⓘ MelanteriteFe2+(H2O)6(SO4) · H2O
Oⓘ Monazite GroupREE(PO4)
Oⓘ NitratineNaNO3
Oⓘ OpalSiO2 · nH2O
Oⓘ PickeringiteMgAl2(SO4)4 · 22H2O
Oⓘ QuartzSiO2
Oⓘ RömeriteFe2+Fe23+(SO4)4 · 14H2O
Oⓘ RutileTiO2
Oⓘ SenarmontiteSb2O3
Oⓘ StibiconiteSb3+Sb25+O6(OH)
Oⓘ StilpnomelaneK4Fe482+[Si64Al8]O164(OH)52 · nH2O
Oⓘ ThoriteTh(SiO4)
Oⓘ ValentiniteSb2O3
Oⓘ ZirconZr(SiO4)
Oⓘ Calcite var. Strontium-rich Calcite(Ca,Sr)CO3
Oⓘ Garnet GroupX3Z2(SiO4)3
NaSodium
Naⓘ BlöditeNa2Mg(SO4)2 · 4H2O
Naⓘ HowieiteNa(Fe2+,Fe3+,Al,Mg)12(Si6O17)2(O,OH)10
Naⓘ NitratineNaNO3
MgMagnesium
Mgⓘ BlöditeNa2Mg(SO4)2 · 4H2O
Mgⓘ BotryogenMgFe3+(SO4)2(OH) · 7H2O
Mgⓘ EpsomiteMgSO4 · 7H2O
Mgⓘ GlauconiteK0.60-0.85(Fe3+,Mg,Al)2(Si,Al)4O10](OH)2
Mgⓘ HowieiteNa(Fe2+,Fe3+,Al,Mg)12(Si6O17)2(O,OH)10
Mgⓘ HydromagnesiteMg5(CO3)4(OH)2 · 4H2O
Mgⓘ MagnesiteMgCO3
Mgⓘ PickeringiteMgAl2(SO4)4 · 22H2O
AlAluminium
Alⓘ AlunogenAl2(SO4)3 · 17H2O
Alⓘ GlauconiteK0.60-0.85(Fe3+,Mg,Al)2(Si,Al)4O10](OH)2
Alⓘ HalotrichiteFe2+Al2(SO4)4 · 22H2O
Alⓘ HowieiteNa(Fe2+,Fe3+,Al,Mg)12(Si6O17)2(O,OH)10
Alⓘ KaoliniteAl2(Si2O5)(OH)4
Alⓘ PickeringiteMgAl2(SO4)4 · 22H2O
Alⓘ StilpnomelaneK4Fe482+[Si64Al8]O164(OH)52 · nH2O
SiSilicon
Siⓘ GlauconiteK0.60-0.85(Fe3+,Mg,Al)2(Si,Al)4O10](OH)2
Siⓘ HowieiteNa(Fe2+,Fe3+,Al,Mg)12(Si6O17)2(O,OH)10
Siⓘ KaoliniteAl2(Si2O5)(OH)4
Siⓘ OpalSiO2 · nH2O
Siⓘ QuartzSiO2
Siⓘ StilpnomelaneK4Fe482+[Si64Al8]O164(OH)52 · nH2O
Siⓘ ThoriteTh(SiO4)
Siⓘ ZirconZr(SiO4)
Siⓘ Garnet GroupX3Z2(SiO4)3
PPhosphorus
Pⓘ Monazite GroupREE(PO4)
SSulfur
Sⓘ AlunogenAl2(SO4)3 · 17H2O
Sⓘ BaryteBaSO4
Sⓘ BlöditeNa2Mg(SO4)2 · 4H2O
Sⓘ BotryogenMgFe3+(SO4)2(OH) · 7H2O
Sⓘ ChalcopyriteCuFeS2
Sⓘ CinnabarHgS
Sⓘ CooperitePtS
Sⓘ CopiapiteFe2+Fe43+(SO4)6(OH)2 · 20H2O
Sⓘ EpsomiteMgSO4 · 7H2O
Sⓘ GypsumCaSO4 · 2H2O
Sⓘ HalotrichiteFe2+Al2(SO4)4 · 22H2O
Sⓘ JarositeKFe33+(SO4)2(OH)6
Sⓘ MelanteriteFe2+(H2O)6(SO4) · H2O
Sⓘ PickeringiteMgAl2(SO4)4 · 22H2O
Sⓘ PyriteFeS2
Sⓘ RömeriteFe2+Fe23+(SO4)4 · 14H2O
Sⓘ SphaleriteZnS
Sⓘ StibniteSb2S3
Sⓘ Native SulphurS8
KPotassium
Kⓘ GlauconiteK0.60-0.85(Fe3+,Mg,Al)2(Si,Al)4O10](OH)2
Kⓘ JarositeKFe33+(SO4)2(OH)6
Kⓘ StilpnomelaneK4Fe482+[Si64Al8]O164(OH)52 · nH2O
CaCalcium
Caⓘ AragoniteCaCO3
Caⓘ CalciteCaCO3
Caⓘ GypsumCaSO4 · 2H2O
Caⓘ Calcite var. Strontium-rich Calcite(Ca,Sr)CO3
TiTitanium
Tiⓘ IlmeniteFe2+TiO3
Tiⓘ RutileTiO2
CrChromium
Crⓘ ChromiteFe2+Cr23+O4
FeIron
Feⓘ BotryogenMgFe3+(SO4)2(OH) · 7H2O
Feⓘ ChalcopyriteCuFeS2
Feⓘ ChromiteFe2+Cr23+O4
Feⓘ CopiapiteFe2+Fe43+(SO4)6(OH)2 · 20H2O
Feⓘ Iron-Platinum alloy(Pt,Fe)
Feⓘ GlauconiteK0.60-0.85(Fe3+,Mg,Al)2(Si,Al)4O10](OH)2
Feⓘ HalotrichiteFe2+Al2(SO4)4 · 22H2O
Feⓘ HematiteFe2O3
Feⓘ HowieiteNa(Fe2+,Fe3+,Al,Mg)12(Si6O17)2(O,OH)10
Feⓘ IlmeniteFe2+TiO3
Feⓘ JarositeKFe33+(SO4)2(OH)6
Feⓘ MagnetiteFe2+Fe23+O4
Feⓘ MelanteriteFe2+(H2O)6(SO4) · H2O
Feⓘ PyriteFeS2
Feⓘ RömeriteFe2+Fe23+(SO4)4 · 14H2O
Feⓘ StilpnomelaneK4Fe482+[Si64Al8]O164(OH)52 · nH2O
CuCopper
Cuⓘ ChalcopyriteCuFeS2
Cuⓘ Native CopperCu
ZnZinc
Znⓘ SphaleriteZnS
AsArsenic
Asⓘ SperrylitePtAs2
SrStrontium
Srⓘ Calcite var. Strontium-rich Calcite(Ca,Sr)CO3
ZrZirconium
Zrⓘ ZirconZr(SiO4)
RuRuthenium
Ruⓘ Native Iridium(Ir,Os,Ru)
Ruⓘ Rutheniridosmine(Ir,Os,Ru)
Ruⓘ Native Iridium var. Ruthenosmiridium(Ir,Os,Ru)
SbAntimony
Sbⓘ CervantiteSb3+Sb5+O4
Sbⓘ SenarmontiteSb2O3
Sbⓘ StibiconiteSb3+Sb25+O6(OH)
Sbⓘ StibniteSb2S3
Sbⓘ ValentiniteSb2O3
BaBarium
Baⓘ BaryteBaSO4
OsOsmium
Osⓘ Native Iridium(Ir,Os,Ru)
Osⓘ Rutheniridosmine(Ir,Os,Ru)
Osⓘ Native Iridium var. Ruthenosmiridium(Ir,Os,Ru)
IrIridium
Irⓘ Native Iridium(Ir,Os,Ru)
Irⓘ Rutheniridosmine(Ir,Os,Ru)
Irⓘ Native Iridium var. Ruthenosmiridium(Ir,Os,Ru)
PtPlatinum
Ptⓘ CooperitePtS
Ptⓘ Iron-Platinum alloy(Pt,Fe)
Ptⓘ Native PlatinumPt
Ptⓘ SperrylitePtAs2
AuGold
Auⓘ Native GoldAu
HgMercury
Hgⓘ CinnabarHgS
ThThorium
Thⓘ ThoriteTh(SiO4)

Fossils

There are 128 fossil localities from the PaleoBioDB database within this region.

These data are provided on an experimental basis and are taken from external databases. Mindat.org has no control currently over the accuracy of these data.

Occurrences128
Youngest Fossil Listed4.90 Ma (Pliocene)
Oldest Fossil Listed101 Ma (Late/Upper Cretaceous)
Stratigraphic UnitsClick here to view 12 stratigraphic units.
Fossils from RegionClick here to show the list.
Accepted NameHierarchy Age
Gastropoda
class		Animalia : Mollusca : Gastropoda72.1 - 66 Ma
Late/Upper Cretaceous
Anchura
genus		Animalia : Mollusca : Gastropoda : Littorinimorpha : Aporrhaidae : Anchura70.6 - 66 Ma
Late/Upper Cretaceous
Margaritella
genus		Animalia : Mollusca : Gastropoda : Architectonicidae : Margaritella72.1 - 66 Ma
Late/Upper Cretaceous
Perissitys
genus		Animalia : Mollusca : Gastropoda : Neogastropoda : Turbinellidae : Perissitys72.1 - 66 Ma
Late/Upper Cretaceous
Priscoficus
genus		Animalia : Mollusca : Gastropoda : Littorinimorpha : Ficidae : Priscoficus72.1 - 66 Ma
Late/Upper Cretaceous
Pseudocymia
genus		Animalia : Mollusca : Gastropoda : Neogastropoda : Perissityidae : Pseudocymia86.3 - 83.6 Ma
Late/Upper Cretaceous
Pseudogaleodea
genus		Animalia : Mollusca : Gastropoda : Littorinimorpha : Ficidae : Pseudogaleodea72.1 - 66 Ma
Late/Upper Cretaceous
Pugnellus
genus		Animalia : Mollusca : Gastropoda : Littorinimorpha : Aporrhaidae : Pugnellus72.1 - 66 Ma
Late/Upper Cretaceous
Pyktes
genus		Animalia : Mollusca : Gastropoda : Littorinimorpha : Aporrhaidae : Pyktes72.1 - 66 Ma
Late/Upper Cretaceous
Tessarolax
genus		Animalia : Mollusca : Gastropoda : Littorinimorpha : Aporrhaidae : Tessarolax100.5 - 66 Ma
Late/Upper Cretaceous
Turritella
genus		Animalia : Mollusca : Gastropoda : Turritellidae : Turritella72.1 - 66 Ma
Late/Upper Cretaceous
Drilluta
genus		Animalia : Mollusca : Gastropoda : Neogastropoda : Pholidotomidae : Drilluta72.1 - 66 Ma
Late/Upper Cretaceous
Longoconcha
genus		Animalia : Mollusca : Gastropoda : Neogastropoda : Pholidotomidae : Longoconcha72.1 - 66 Ma
Late/Upper Cretaceous
Mataxa
genus		Animalia : Mollusca : Gastropoda : Neogastropoda : Cancellariidae : Mataxa70.6 - 66 Ma
Late/Upper Cretaceous
Zinsitys
genus		Animalia : Mollusca : Gastropoda : Neogastropoda : Zinsitys72.1 - 66 Ma
Late/Upper Cretaceous
Biplica
genus		Animalia : Mollusca : Gastropoda : Cephalaspidea : Ringiculidae : Biplica72.1 - 66 Ma
Late/Upper Cretaceous
Phylloceras
genus		Animalia : Mollusca : Cephalopoda : Ammonoidea : Phylloceratidae : Phylloceras72.1 - 66 Ma
Late/Upper Cretaceous
Baculites
genus		Animalia : Mollusca : Cephalopoda : Ammonoidea : Baculitidae : Baculites100.5 - 66 Ma
Late/Upper Cretaceous
Diplomoceras
genus		Animalia : Mollusca : Cephalopoda : Ammonoidea : Diplomoceratidae : Diplomoceras72.1 - 66 Ma
Late/Upper Cretaceous
Exiteloceras
genus		Animalia : Mollusca : Cephalopoda : Oegopsida : Chiroteuthidae : Exiteloceras72.1 - 66 Ma
Late/Upper Cretaceous
Glyptoxoceras
genus		Animalia : Mollusca : Cephalopoda : Ammonoidea : Diplomoceratidae : Glyptoxoceras72.1 - 66 Ma
Late/Upper Cretaceous
Pachydiscus
genus		Animalia : Mollusca : Cephalopoda : Ammonoidea : Pachydiscidae : Pachydiscus72.1 - 66 Ma
Late/Upper Cretaceous
Bivalvia
class		Animalia : Mollusca : Bivalvia100.5 - 66 Ma
Late/Upper Cretaceous
Acila (Truncacila)
subgenus		Animalia : Mollusca : Bivalvia : Nuculida : Nuculidae : Acila : Acila (Truncacila)72.1 - 66 Ma
Late/Upper Cretaceous
Glycymeris
genus		Animalia : Mollusca : Bivalvia : Arcida : Glycymerididae : Glycymeris72.1 - 66 Ma
Late/Upper Cretaceous
Grammatodon (Indogrammatodon)
subgenus		Animalia : Mollusca : Bivalvia : Arcida : Parallelodontidae : Grammatodon : Grammatodon (Indogrammatodon)100.5 - 66 Ma
Late/Upper Cretaceous
Nemodon
genus		Animalia : Mollusca : Bivalvia : Arcida : Parallelodontidae : Nemodon72.1 - 66 Ma
Late/Upper Cretaceous
Parallelodon
genus		Animalia : Mollusca : Bivalvia : Arcida : Parallelodontidae : Parallelodon72.1 - 66 Ma
Late/Upper Cretaceous
Mytilus (Septifer)
subgenus		Animalia : Mollusca : Bivalvia : Mytilida : Mytilidae : Mytilus : Mytilus (Septifer)72.1 - 66 Ma
Late/Upper Cretaceous
Anomia
genus		Animalia : Mollusca : Bivalvia : Pectinida : Anomiidae : Anomia72.1 - 66 Ma
Late/Upper Cretaceous
Inoceramus (Cordiceramus)
subgenus		Animalia : Mollusca : Bivalvia : Myalinida : Inoceramidae : Inoceramus : Inoceramus (Cordiceramus)86.3 - 72.1 Ma
Late/Upper Cretaceous
Exogyra
genus		Animalia : Mollusca : Bivalvia : Ostreida : Gryphaeidae : Exogyra72.1 - 66 Ma
Late/Upper Cretaceous
Ostrea
genus		Animalia : Mollusca : Bivalvia : Ostreida : Ostreidae : Ostraea72.1 - 66 Ma
Late/Upper Cretaceous
Yaadia
genus		Animalia : Mollusca : Bivalvia : Trigoniida : Steinmanellidae : Yaadia72.1 - 66 Ma
Late/Upper Cretaceous
Callistalox
genus		Animalia : Mollusca : Bivalvia : Cardiida : Callistalox72.1 - 66 Ma
Late/Upper Cretaceous
Calva
genus		Animalia : Mollusca : Bivalvia : Venerida : Veneridae : Calva72.1 - 66 Ma
Late/Upper Cretaceous
Clisocolus
genus		Animalia : Mollusca : Bivalvia : Venerida : Clisocolus72.1 - 66 Ma
Late/Upper Cretaceous
Crassatella
genus		Animalia : Mollusca : Bivalvia : Carditida : Crassatellidae : Crassatella83.6 - 72.1 Ma
Late/Upper Cretaceous
Cymbophora
genus		Animalia : Mollusca : Bivalvia : Venerida : Mactridae : Cymbophora72.1 - 66 Ma
Late/Upper Cretaceous
Opis
genus		Animalia : Mollusca : Bivalvia : Carditida : Astartidae : Opis72.1 - 66 Ma
Late/Upper Cretaceous
Senis
genus		Animalia : Mollusca : Bivalvia : Venerida : Senis72.1 - 66 Ma
Late/Upper Cretaceous
Thyasira
genus		Animalia : Mollusca : Bivalvia : Lucinida : Thyasiridae : Thyasira83.6 - 72.1 Ma
Late/Upper Cretaceous
Trigonocallista
genus		Animalia : Mollusca : Bivalvia : Venerida : Veneridae : Trigonocallista72.1 - 66 Ma
Late/Upper Cretaceous
Rhynchonellida
order		Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida72.1 - 66 Ma
Late/Upper Cretaceous
Rhynchonella
genus		Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida : Rhynchonellidae : Rhynchonella72.1 - 66 Ma
Late/Upper Cretaceous
Megalonyx mathisi
species		Animalia : Chordata : Mammalia : Pilosa : Megalonychidae : Megalonyx : Megalonyx mathisi10.3 - 4.9 Ma
Neogene
Acteon
genus		Animalia : Mollusca : Gastropoda : Cephalaspidea : Acteonidae : Acteon72.1 - 66 Ma
Late/Upper Cretaceous
Cerithiidae
family		Animalia : Mollusca : Gastropoda : Sorbeoconcha : Cerithiidae83.5 - 70.6 Ma
Late/Upper Cretaceous
Gyrodes (Sohlella) expansus
species		Animalia : Mollusca : Gastropoda : Naticidae : Gyrodes : Gyrodes (Sohlella) expansus72.1 - 66 Ma
Late/Upper Cretaceous
Cucullaea (Idonearca)
subgenus		Animalia : Mollusca : Bivalvia : Arcida : Cucullaeidae : Cucullaea : Cucullaea (Idonearca)72.1 - 66 Ma
Late/Upper Cretaceous
Inoceramidae
family		Animalia : Mollusca : Bivalvia : Myalinida : Inoceramidae100.5 - 66 Ma
Late/Upper Cretaceous
Mytilidae
family		Animalia : Mollusca : Bivalvia : Mytilida : Mytilidae72.1 - 66 Ma
Late/Upper Cretaceous
Naticidae
family		Animalia : Mollusca : Gastropoda : Littorinimorpha : Naticidae72.1 - 66 Ma
Late/Upper Cretaceous
Bacillariophyceae
class		Chromista : Ochrophyta : Bacillariophyceae48.6 - 37.2 Ma
Eocene
Heteroconchia
infraclass		Animalia : Mollusca : Bivalvia : Heteroconchia72.1 - 66 Ma
Late/Upper Cretaceous
Ammonitida
order		Animalia : Mollusca : Cephalopoda : Ammonitida100.5 - 66 Ma
Late/Upper Cretaceous
Tylostoma garzana
species		Animalia : Mollusca : Gastropoda : Tylostomatidae : Tylostoma : Tylostoma garzana72.1 - 66 Ma
Late/Upper Cretaceous
Pycnodonte (Pycnodonte)
subgenus		Animalia : Mollusca : Bivalvia : Ostreida : Gryphaeidae : Pycnodonte : Pycnodonte (Pycnodonte)72.1 - 66 Ma
Late/Upper Cretaceous
Perissityidae
family		Animalia : Mollusca : Gastropoda : Neogastropoda : Perissityidae72.1 - 66 Ma
Late/Upper Cretaceous
Hypophylloceras (Neophylloceras) hetonaiense
species		Animalia : Mollusca : Cephalopoda : Phylloceratida : Phylloceratidae : Neophylloceras : Hypophylloceras (Neophylloceras) hetonaiense72.1 - 66 Ma
Late/Upper Cretaceous
Baculites occidentalis
species		Animalia : Mollusca : Cephalopoda : Ammonoidea : Baculitidae : Baculites : Baculites occidentalis72.1 - 66 Ma
Late/Upper Cretaceous
Echinoidea
class		Animalia : Echinodermata : Echinoidea100.5 - 66 Ma
Late/Upper Cretaceous
Mosasauria
superfamily		Animalia : Chordata : Reptilia : Squamata : Mosasauria72.1 - 66 Ma
Late/Upper Cretaceous
Inoceramus (Endocostea) balticus
species		Animalia : Mollusca : Bivalvia : Myalinida : Inoceramidae : Inoceramus : Inoceramus (Endocostea) balticus72.1 - 66 Ma
Late/Upper Cretaceous
Opis (Hesperopis) rosarioensis
species		Animalia : Mollusca : Bivalvia : Carditida : Astartidae : Opis : Opis (Hesperopis) rosarioensis83.5 - 70.6 Ma
Late/Upper Cretaceous
Hokkaidoconcha morenoensis
species		Animalia : Mollusca : Gastropoda : Hokkaidoconchidae : Hokkaidoconcha : Hokkaidoconcha morenoensis83.5 - 70.6 Ma
Late/Upper Cretaceous
Lytoceras (Gaudryceras) aureum
species		Animalia : Mollusca : Cephalopoda : Ammonitida : Gaudryceratidae : Gaudryceras : Lytoceras (Gaudryceras) aureum72.1 - 66 Ma
Late/Upper Cretaceous
Discinidae
family		Animalia : Brachiopoda : Lingulata : Lingulida : Discinidae100.5 - 66 Ma
Late/Upper Cretaceous
Glyptoxoceras largesulcatum
species		Animalia : Mollusca : Cephalopoda : Ammonitida : Diplomoceratidae : Glyptoxoceras : Glyptoxoceras largesulcatum72.1 - 66 Ma
Late/Upper Cretaceous
Bulbificopsis garza
species		Animalia : Mollusca : Gastropoda : Littorinimorpha : Ficidae : Bulbificopsis : Bulbificopsis garza72.1 - 66 Ma
Late/Upper Cretaceous
Cidarina cretacea
species		Animalia : Mollusca : Gastropoda : Seguenziida : Eucyclidae : Cidarina : Cidarina cretacea70.6 - 66 Ma
Late/Upper Cretaceous
Cidarina beta
species		Animalia : Mollusca : Gastropoda : Seguenziida : Eucyclidae : Cidarina : Cidarina beta70.6 - 66 Ma
Late/Upper Cretaceous
Turritella chaneyi
species		Animalia : Mollusca : Gastropoda : Turritellidae : Turritella : Turritella chaneyi72.1 - 66 Ma
Late/Upper Cretaceous
Trachybaculites columna
species		Animalia : Mollusca : Cephalopoda : Ammonitida : Baculitidae : Trachybaculites : Trachybaculites columna72.1 - 66 Ma
Late/Upper Cretaceous
Calva peninsularis
species		Animalia : Mollusca : Bivalvia : Veneroidei : Veneridae : Calva : Calva peninsularis72.1 - 66 Ma
Late/Upper Cretaceous
Opis (Hesperopis) triangulata
species		Animalia : Mollusca : Bivalvia : Carditida : Astartidae : Opis : Opis (Hesperopis) triangulata72.1 - 66 Ma
Late/Upper Cretaceous
Inoceramus (Platyceramus)
subgenus		Animalia : Mollusca : Bivalvia : Myalinida : Inoceramidae : Inoceramus : Inoceramus (Platyceramus)72.1 - 66 Ma
Late/Upper Cretaceous
Tenea inflata
species		Animalia : Mollusca : Bivalvia : Veneroidei : Arcticidae : Tenea : Tenea inflata72.1 - 66 Ma
Late/Upper Cretaceous
Crassatellites triangulatus
species		Animalia : Mollusca : Bivalvia : Carditida : Crassatellidae : Crassatella : Crassatellites triangulatus72.1 - 66 Ma
Late/Upper Cretaceous
Baculites chicoensis
species		Animalia : Mollusca : Cephalopoda : Ammonoidea : Baculitidae : Baculites : Baculites chicoensis83.5 - 70.6 Ma
Late/Upper Cretaceous
Pachecocrinus
genus		Animalia : Echinodermata : Crinoidea : Pachecocrinus72.1 - 66 Ma
Late/Upper Cretaceous
Glycymeris banosensis
species		Animalia : Mollusca : Bivalvia : Arcida : Glycymerididae : Glycymeris : Glycymeris banosensis72.1 - 66 Ma
Late/Upper Cretaceous
Pholadomya diegoensis
species		Animalia : Mollusca : Bivalvia : Pholadomyida : Pholadomyidae : Pholadomya : Pholadomya diegoensis72.1 - 66 Ma
Late/Upper Cretaceous
Polinices mercedensis
species		Animalia : Mollusca : Gastropoda : Naticidae : Polinices : Polinices mercedensis72.1 - 66 Ma
Late/Upper Cretaceous
Phylloceras pachecoense
species		Animalia : Mollusca : Cephalopoda : Phylloceratida : Phylloceratidae : Phylloceras : Phylloceras pachecoense72.1 - 66 Ma
Late/Upper Cretaceous
Baculites lomaensis
species		Animalia : Mollusca : Cephalopoda : Ammonitida : Baculitidae : Baculites : Baculites lomaensis72.1 - 66 Ma
Late/Upper Cretaceous
Diplomoceras jimboi
species		Animalia : Mollusca : Cephalopoda : Ammonitida : Diplomoceratidae : Diplomoceras : Diplomoceras jimboi72.1 - 66 Ma
Late/Upper Cretaceous
Diplomoceras mustangense
species		Animalia : Mollusca : Cephalopoda : Ammonitida : Diplomoceratidae : Diplomoceras : Diplomoceras mustangense72.1 - 66 Ma
Late/Upper Cretaceous
Fossil LocalitiesClick to show 29 fossil localities

Other Databases

Wikipedia:https://en.wikipedia.org/wiki/Merced_County,_California
Wikidata ID:Q109690
GeoNames ID:5372259

Localities in this Region

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Other Regions, Features and Areas that Intersect

North AmericaContinent
North America PlateTectonic Plate
North America Plate
USA

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

Watts, Wm. L. (1893) Alameda, Colusa, Del Norte, Fresno, Glenn, Humboldt, Marin, Mendocino, Merced, Placer, Sacramento, Santa Clara, San Joaquin, Sonoma, Stanislaus, Sutter, Kern, Lake, Contra Costa, Tehama, Tulare Counties California Mining Bureau. (Report 11): 11: 121-138, 179-199, 210-240, 249-258, 319-322, 334-336, 374-375, 394, 453-479, 485-492.
Lowell, F.L. (1916), Mines and mineral resources of the counties of Del Norte, Humboldt, Mendocino, Mariposa, Merced, San Joaquin, and Stanislaus: California Mining Bureau. Report 14: 371-425 569-604, 627-634.
Laizure, Clyde McK (1925), San Francisco field division: California Journal of Mines and Geology, California Mining Bureau (Report 21): 21(3): 173-222.
Bailey, Edgar H. & W. Bradley Myers (1942), Quicksilver and antimony deposits of Stayton district, California: USGS Bulletin 931-Q: 405-434
Bailey, E. H. and Myers, W. B. (1949), Quicksilver and Antimony Deposits of the Stayton District, California: California Division Mines Bulletin 147: 37-56.
Payne, Max B. (1951), Type Moreno formation and overlying Eocene strata on the west side of the San Joaquin Valley, Fresno and Merced Counties, California: California Division Mines, Special Report 9, 29 p.
Davis, Fenelon Francis & D.W. Carlson (1952), Mines and mineral resources of Merced County, California: California Journal of Mines and Geology: 48: 207-251.
Briggs, L.I., Jr. (1953), Geology of the Ortigalita Peak quadrangle, California: California Division Mines & Geology Bulletin 167.
Ehrreich, Albert L. (1964), Multiple metamorphism of aluminous rocks in the foothills of the Sierra Nevada, Madera, Mariposa and Merced Counties, California (abstract): Geological Society of America Special Paper 76: 199.
Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 282
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