Contra Costa County, California, USAi
| Regional Level Types | |
|---|---|
| Contra Costa County | County |
| California | State |
| USA | Country |
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Type:
Mindat Locality ID:
3448
Long-form identifier:
mindat:1:2:3448:0
GUID (UUID V4):
aa32b104-449e-414e-8900-0b675253d95c
Other Languages:
French:
Comté de Contra Costa, Californie, États-Unis
German:
Contra Costa County, Kalifornien, Vereinigte Staaten
Italian:
Contea di Contra Costa, California, Stati Uniti d'America
Russian:
Контра-Коста, Калифорния, Соединённые Штаты Америки
Simplified Chinese:
康特拉科斯塔县, 加利福尼亚州, 美国
Spanish:
Condado de Contra Costa, California, Estados Unidos
Albanian:
Contra Costa County, Kalifornia, Shtetet e Bashkuara të Amerikës
Arabic:
مقاطعة كونترا كوستا, كاليفورنيا, الولايات المتحدة
Armenian:
Քոնտրա Քոստա շրջան, Կալիֆոռնիա, Ամերիկայի Միացյալ Նահանգներ
Basque:
Contra Costa konderria, Kalifornia
Bavarian:
Contra Costa County, Kalifornien, Vaoanigte Stootn
Bishnupriya Manipuri:
কোন্ট্রা কোস্টা কাউন্টি, ক্যালিফোর্নিয়া, তিলপারাষ্ট্র
Bulgarian:
Контра Коста, Калифорния, Съединени американски щати
Cebuano:
Contra Costa County, California
Czech:
Contra Costa County, Kalifornie, Spojené státy americké
Danish:
Contra Costa County, Californien, USA
Dutch:
Contra Costa County, Verenigde Staten
Esperanto:
Kantono Contra Costa, Kalifornio
Farsi/Persian:
شهرستان کنترا کوستا، کالیفرنیا, کالیفرنیا, ایالات متحده آمریکا
Finnish:
Contra Costan piirikunta, Kalifornia, Yhdysvallat
Galician:
Contra Costa, California, Estados Unidos de América
Gan:
康特拉科斯塔縣, 加利福尼亞州, 美國
Hungarian:
Contra Costa megye, Kalifornia, Amerikai Egyesült Államok
Icelandic:
Contra Costa, Kalifornía, Bandaríkin
Irish Gaelic:
Contae Contra Costa, California, Stáit Aontaithe Mheiriceá
Japanese:
コントラコスタ郡, カリフォルニア州, アメリカ合衆国
Kapampangan:
Contra Costa County, California, Estados Unidos
Latin:
Contra Costa Comitatus, California, Civitates Foederatae Americae
Limburgian:
Contra Costa County, Californië, Vereinegde Staote vaan Amerika
Low Saxon/Low German:
Contra Costa County, Kalifornien, USA
Malayalam:
കോൺട്രാ കോസ്റ്റ കൗണ്ടി, കാലിഫോർണിയ
Norwegian:
Contra Costa County, California, USA
Polish:
Hrabstwo Contra Costa, Kalifornia, Stany Zjednoczone
Portuguese:
Condado de Contra Costa, Califórnia, Estados Unidos
Serbian:
Округ Контра Коста, Калифорнија, Сједињене Америчке Државе
Serbo-Croatian:
Contra Costa County, Kalifornija, Sjedinjene Američke Države
Swedish:
Contra Costa County, Kalifornien, USA
Tagalog:
Contra Costa County, California, Estados Unidos
Turkish:
Contra Costa County, Kaliforniya, Amerika Birleşik Devletleri
Ukrainian:
Контра-Коста, Каліфорнія, Сполучені Штати Америки
Urdu:
کونٹرا کوسٹا کاؤنٹی، کیلیفورنیا, کیلیفورنیا, ریاستہائے متحدہ امریکا
Vietnamese:
Quận Contra Costa, California, Chủng Quốc Hoa Kỳ
Waray:
Condado han Contra Costa, California, Estados Unidos
Western Punjabi:
کونٹرا کوسٹا کاؤنٹی, کیلیفورنیا, امریکہ
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Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsCommodity 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-localities47 valid minerals. 1 (TL) - type locality of valid minerals.
Rock Types Recorded
Note: data is currently VERY limited. Please bear with us while we work towards adding this information!
Rock list contains entries from the region specified including sub-localities
Select Rock List Type
Alphabetical List Tree DiagramDetailed Mineral List:
| ⓘ Actinolite Formula: ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2 Description: Occurs in actinolite schists, radiating crystals to 4 inches (10 cm) long. |
| ⓘ Albite Formula: Na(AlSi3O8) Colour: White Description: Occurs as veins cutting actinolite schists. |
| ⓘ Alum-(K) Formula: KAl(SO4)2 · 12H2O Description: Finely crystallized specimens. |
| ⓘ Alunogen Formula: Al2(SO4)3 · 17H2O Locality: Mount Diablo Mine, Mount Diablo (Mt Diablo), Clayton, Contra Costa County, California, USA Habit: Fibrous Colour: White |
| ⓘ 'Anauxite' Localities: |
| ⓘ Anthophyllite Formula: ◻{Mg2}{Mg5}(Si8O22)(OH)2 Description: Occurs as fibrous masses in schists. |
| ⓘ 'Asbestos' Localities: Reported from at least 6 localities in this region. |
| ⓘ Baryte Formula: BaSO4 |
| ⓘ Bornite Formula: Cu5FeS4 Description: Occurs in small quantities. |
| ⓘ Calcite Formula: CaCO3 Localities: |
| ⓘ Chalcopyrite Formula: CuFeS2 Localities: Eagle Peak Au-Cu occurrence, Eagle Peak, Clayton, Contra Costa County, California, USA Mitchell Canyon prospect, Eagle Peak, Clayton, Contra Costa County, California, USA BRSSI & Land Management Company prospect, Mount Diablo (Mt Diablo), Clayton, Contra Costa County, California, USA Unity claim [?], Eagle Peak, Clayton, Contra Costa County, California, USA |
| ⓘ Chromite Formula: Fe2+Cr3+2O4 Localities: |
| ⓘ Chrysocolla Formula: Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1 |
| ⓘ Chrysotile Formula: Mg3(Si2O5)(OH)4 Localities: |
| ⓘ Cinnabar Formula: HgS Localities: |
| ⓘ Clinochlore Formula: Mg5Al(AlSi3O10)(OH)8 Description: Occurs in schists. |
| ⓘ 'Clinoptilolite Subgroup' Formula: M3-6(Si30Al6)O72 · 20H2O Localities: Description: Authigenic; common constituent of the Miocene Briones Sandstone; an early alteration product of volcanic glass. References: |
| ⓘ Copiapite Formula: Fe2+Fe3+4(SO4)6(OH)2 · 20H2O |
| ⓘ Coquimbite Formula: AlFe3(SO4)6(H2O)12 · 6H2O |
| ⓘ Cristobalite Formula: SiO2 Locality: Mount Diablo Mine, Mount Diablo (Mt Diablo), Clayton, Contra Costa County, California, USA Description: Occurs as a gangue mineral. |
| ⓘ 'Crossite' Description: Occurs in schists. |
| ⓘ Diopside Formula: CaMgSi2O6 Localities: Description: Common with albite in schists. |
| ⓘ Diopside var. Diallage Formula: CaMgSi2O6 Description: High proportion of pure material in gabbro. |
| ⓘ Enstatite Formula: Mg2Si2O6 Description: Occurs as massive material. |
| ⓘ Epsomite Formula: MgSO4 · 7H2O |
| ⓘ Fluorapatite Formula: Ca5(PO4)3F Locality: Unnamed Amphibole-Phosphate occurrence [1], El Cerrito, Contra Costa County, California, USA Habit: Tabular Colour: Homney-yellow Description: Occurs in a glaucophane schist boulder. |
| ⓘ Fluorite Formula: CaF2 Habit: Cubic Colour: White Description: Found with some Cu minerals as small white cubes. |
| ⓘ Glaucophane Formula: ◻[Na2][Mg3Al2]Si8O22(OH)2 Localities: Description: Occurs as glaucophane schist. |
| ⓘ Gold Formula: Au |
| ⓘ Halotrichite Formula: FeAl2(SO4)4 · 22H2O |
| ⓘ 'Heulandite Subgroup' Formula: (Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O |
| ⓘ Hypercinnabar (TL) Formula: HgS Type Locality: |
| ⓘ Kornelite Formula: Fe2(SO4)3 · 7H2O |
| ⓘ Lawsonite Formula: CaAl2(Si2O7)(OH)2 · H2O Description: Occurs in schists. |
| ⓘ Marcasite Formula: FeS2 |
| ⓘ Melanterite Formula: Fe2+(H2O)6SO4 · H2O |
| ⓘ Metacinnabar Formula: HgS Localities: Description: Principal ore mineral. Replaced by cinnabar, which retains the crystal shapes (pseudomorphs). |
| ⓘ Millerite Formula: NiS Locality: Mount Diablo Mine, Mount Diablo (Mt Diablo), Clayton, Contra Costa County, California, USA Description: Occurs as micro-crystals. |
| ⓘ Morenosite Formula: NiSO4 · 7H2O Locality: Mount Diablo Mine, Mount Diablo (Mt Diablo), Clayton, Contra Costa County, California, USA Colour: Blue-green |
| ⓘ Muscovite Formula: KAl2(AlSi3O10)(OH)2 |
| ⓘ Muscovite var. Illite Formula: K0.65Al2.0[Al0.65Si3.35O10](OH)2 |
| ⓘ Opal Formula: SiO2 · nH2O |
| ⓘ 'Psilomelane' |
| ⓘ 'Pumpellyite Subgroup' Formula: Ca2XAl2[Si2O6(OH)][SiO4](OH)2A Description: Occurs in schists. |
| ⓘ Pyrite Formula: FeS2 Localities: Mount Diablo Mine, Mount Diablo (Mt Diablo), Clayton, Contra Costa County, California, USA Eagle Peak Au-Cu occurrence, Eagle Peak, Clayton, Contra Costa County, California, USA Perkins Canyon prospect [2] (Prospects in Perkins Canyon), North Peak, Mount Diablo (Mt Diablo), Clayton, Contra Costa County, California, USA |
| ⓘ Pyrolusite Formula: Mn4+O2 |
| ⓘ Quartz Formula: SiO2 Localities: |
| ⓘ Römerite Formula: Fe2+Fe3+2(SO4)4 · 14H2O |
| ⓘ Rutile Formula: TiO2 |
| ⓘ Schuetteite Formula: Hg2+3(SO4)O2 Locality: Mount Diablo Mine, Mount Diablo (Mt Diablo), Clayton, Contra Costa County, California, USA Description: Occurs in small amounts. |
| ⓘ 'Serpentine Subgroup' Formula: D3[Si2O5](OH)4 Localities: Arroyo Del Carro prospect, Clayton, Contra Costa County, California, USA Unnamed Asbestos prospect [2], North Peak, Mount Diablo (Mt Diablo), Clayton, Contra Costa County, California, USA Unnamed Asbestos prospects [1] (Prospects East of Russellman), North Peak, Mount Diablo (Mt Diablo), Clayton, Contra Costa County, California, USA Mount Diablo Mine, Mount Diablo (Mt Diablo), Clayton, Contra Costa County, California, USA Perkins Canyon prospect [1], North Peak, Mount Diablo (Mt Diablo), Clayton, Contra Costa County, California, USA |
| ⓘ Siderotil Formula: FeSO4 · 5H2O Locality: Mount Diablo Mine, Mount Diablo (Mt Diablo), Clayton, Contra Costa County, California, USA Description: A dehydration product of melanterite. |
| ⓘ 'Silica' Localities: Reported from at least 7 localities in this region. |
| ⓘ 'Stibiconite' Formula: Sb3+Sb5+2O6(OH) |
| ⓘ Stibnite Formula: Sb2S3 |
| ⓘ 'Stilbite Subgroup' Formula: M6-7[Al8-9Si27-28O72] · nH2O Description: Occurs as authigenic material in Briones Sandstone in fractures as well-formed crystals. |
| ⓘ Titanite Formula: CaTi(SiO4)O Localities: |
| ⓘ Tremolite Formula: ◻Ca2Mg5(Si8O22)(OH)2 Description: Abundant in schists. |
| ⓘ Valentinite Formula: Sb2O3 Locality: Mount Diablo Mine, Mount Diablo (Mt Diablo), Clayton, Contra Costa County, California, USA Habit: Slender prismatic Colour: Colorless Description: Occurs as clusters of needle-like crystals. |
| ⓘ Voltaite Formula: K2Fe2+5Fe3+3Al(SO4)12 · 18H2O Locality: Mount Diablo Mine, Mount Diablo (Mt Diablo), Clayton, Contra Costa County, California, USA Description: Occurs associated with metallic sulphates. |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 1 - Elements | |||
|---|---|---|---|
| ⓘ | Gold | 1.AA.05 | Au |
| Group 2 - Sulphides and Sulfosalts | |||
| ⓘ | Bornite | 2.BA.15 | Cu5FeS4 |
| ⓘ | Metacinnabar | 2.CB.05a | HgS |
| ⓘ | Chalcopyrite | 2.CB.10a | CuFeS2 |
| ⓘ | Millerite | 2.CC.20 | NiS |
| ⓘ | Cinnabar | 2.CD.15a | HgS |
| ⓘ | Hypercinnabar (TL) | 2.CD.15b | HgS |
| ⓘ | Stibnite | 2.DB.05 | Sb2S3 |
| ⓘ | Pyrite | 2.EB.05a | FeS2 |
| ⓘ | Marcasite | 2.EB.10a | FeS2 |
| Group 3 - Halides | |||
| ⓘ | Fluorite | 3.AB.25 | CaF2 |
| Group 4 - Oxides and Hydroxides | |||
| ⓘ | Chromite | 4.BB.05 | Fe2+Cr3+2O4 |
| ⓘ | Valentinite | 4.CB.55 | Sb2O3 |
| ⓘ | Quartz | 4.DA.05 | SiO2 |
| ⓘ | Opal | 4.DA.10 | SiO2 · nH2O |
| ⓘ | Cristobalite | 4.DA.15 | SiO2 |
| ⓘ | Rutile | 4.DB.05 | TiO2 |
| ⓘ | Pyrolusite | 4.DB.05 | Mn4+O2 |
| ⓘ | 'Stibiconite' | 4.DH.20 | Sb3+Sb5+2O6(OH) |
| Group 5 - Nitrates and Carbonates | |||
| ⓘ | Calcite | 5.AB.05 | CaCO3 |
| Group 7 - Sulphates, Chromates, Molybdates and Tungstates | |||
| ⓘ | Baryte | 7.AD.35 | BaSO4 |
| ⓘ | Schuetteite | 7.BB.40 | Hg2+3(SO4)O2 |
| ⓘ | Siderotil | 7.CB.20 | FeSO4 · 5H2O |
| ⓘ | Melanterite | 7.CB.35 | Fe2+(H2O)6SO4 · H2O |
| ⓘ | Epsomite | 7.CB.40 | MgSO4 · 7H2O |
| ⓘ | Morenosite | 7.CB.40 | NiSO4 · 7H2O |
| ⓘ | Alunogen | 7.CB.45 | Al2(SO4)3 · 17H2O |
| ⓘ | Coquimbite | 7.CB.55 | AlFe3(SO4)6(H2O)12 · 6H2O |
| ⓘ | Kornelite | 7.CB.60 | Fe2(SO4)3 · 7H2O |
| ⓘ | Römerite | 7.CB.75 | Fe2+Fe3+2(SO4)4 · 14H2O |
| ⓘ | Halotrichite | 7.CB.85 | FeAl2(SO4)4 · 22H2O |
| ⓘ | Alum-(K) | 7.CC.20 | KAl(SO4)2 · 12H2O |
| ⓘ | Voltaite | 7.CC.25 | K2Fe2+5Fe3+3Al(SO4)12 · 18H2O |
| ⓘ | Copiapite | 7.DB.35 | Fe2+Fe3+4(SO4)6(OH)2 · 20H2O |
| Group 8 - Phosphates, Arsenates and Vanadates | |||
| ⓘ | Fluorapatite | 8.BN.05 | Ca5(PO4)3F |
| Group 9 - Silicates | |||
| ⓘ | Chrysotile | 9.. | Mg3(Si2O5)(OH)4 |
| ⓘ | Titanite | 9.AG.15 | CaTi(SiO4)O |
| ⓘ | Lawsonite | 9.BE.05 | CaAl2(Si2O7)(OH)2 · H2O |
| ⓘ | Enstatite | 9.DA.05 | Mg2Si2O6 |
| ⓘ | Diopside var. Diallage | 9.DA.15 | CaMgSi2O6 |
| ⓘ | 9.DA.15 | CaMgSi2O6 | |
| ⓘ | Anthophyllite | 9.DD.05 | ◻{Mg2}{Mg5}(Si8O22)(OH)2 |
| ⓘ | Tremolite | 9.DE.10 | ◻Ca2Mg5(Si8O22)(OH)2 |
| ⓘ | Actinolite | 9.DE.10 | ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2 |
| ⓘ | Glaucophane | 9.DE.25 | ◻[Na2][Mg3Al2]Si8O22(OH)2 |
| ⓘ | Muscovite | 9.EC.15 | KAl2(AlSi3O10)(OH)2 |
| ⓘ | var. Illite | 9.EC.15 | K0.65Al2.0[Al0.65Si3.35O10](OH)2 |
| ⓘ | Clinochlore | 9.EC.55 | Mg5Al(AlSi3O10)(OH)8 |
| ⓘ | Chrysocolla | 9.ED.20 | Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1 |
| ⓘ | Albite | 9.FA.35 | Na(AlSi3O8) |
| Unclassified | |||
| ⓘ | 'Pumpellyite Subgroup' | - | Ca2XAl2[Si2O6(OH)][SiO4](OH)2A |
| ⓘ | 'Psilomelane' | - | |
| ⓘ | 'Heulandite Subgroup' | - | (Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O |
| ⓘ | 'Crossite' | - | |
| ⓘ | 'Clinoptilolite Subgroup' | - | M3-6(Si30Al6)O72 · 20H2O |
| ⓘ | 'Stilbite Subgroup' | - | M6-7[Al8-9Si27-28O72] · nH2O |
| ⓘ | 'Asbestos' | - | |
| ⓘ | 'Anauxite' | - | |
| ⓘ | 'Silica' | - | |
| ⓘ | 'Serpentine Subgroup' | - | D3[Si2O5](OH)4 |
List of minerals for each chemical element
| H | Hydrogen | |
|---|---|---|
| H | ⓘ Actinolite | ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2 |
| H | ⓘ Alunogen | Al2(SO4)3 · 17H2O |
| H | ⓘ Anthophyllite | ◻{Mg2}{Mg5}(Si8O22)(OH)2 |
| H | ⓘ Chrysotile | Mg3(Si2O5)(OH)4 |
| H | ⓘ Chrysocolla | Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1 |
| H | ⓘ Clinochlore | Mg5Al(AlSi3O10)(OH)8 |
| H | ⓘ Clinoptilolite Subgroup | M3-6(Si30Al6)O72 · 20H2O |
| H | ⓘ Copiapite | Fe2+Fe43+(SO4)6(OH)2 · 20H2O |
| H | ⓘ Coquimbite | AlFe3(SO4)6(H2O)12 · 6H2O |
| H | ⓘ Epsomite | MgSO4 · 7H2O |
| H | ⓘ Glaucophane | ◻[Na2][Mg3Al2]Si8O22(OH)2 |
| H | ⓘ Halotrichite | FeAl2(SO4)4 · 22H2O |
| H | ⓘ Heulandite Subgroup | (Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O |
| H | ⓘ Muscovite var. Illite | K0.65Al2.0[Al0.65Si3.35O10](OH)2 |
| H | ⓘ Kornelite | Fe2(SO4)3 · 7H2O |
| H | ⓘ Lawsonite | CaAl2(Si2O7)(OH)2 · H2O |
| H | ⓘ Melanterite | Fe2+(H2O)6SO4 · H2O |
| H | ⓘ Morenosite | NiSO4 · 7H2O |
| H | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
| H | ⓘ Opal | SiO2 · nH2O |
| H | ⓘ Alum-(K) | KAl(SO4)2 · 12H2O |
| H | ⓘ Pumpellyite Subgroup | Ca2XAl2[Si2O6(OH)][SiO4](OH)2A |
| H | ⓘ Römerite | Fe2+Fe23+(SO4)4 · 14H2O |
| H | ⓘ Siderotil | FeSO4 · 5H2O |
| H | ⓘ Stibiconite | Sb3+Sb25+O6(OH) |
| H | ⓘ Stilbite Subgroup | M6-7[Al8-9Si27-28O72] · nH2O |
| H | ⓘ Tremolite | ◻Ca2Mg5(Si8O22)(OH)2 |
| H | ⓘ Voltaite | K2Fe52+Fe33+Al(SO4)12 · 18H2O |
| H | ⓘ Serpentine Subgroup | D3[Si2O5](OH)4 |
| C | Carbon | |
| C | ⓘ Calcite | CaCO3 |
| O | Oxygen | |
| O | ⓘ Actinolite | ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2 |
| O | ⓘ Albite | Na(AlSi3O8) |
| O | ⓘ Alunogen | Al2(SO4)3 · 17H2O |
| O | ⓘ Anthophyllite | ◻{Mg2}{Mg5}(Si8O22)(OH)2 |
| O | ⓘ Baryte | BaSO4 |
| O | ⓘ Calcite | CaCO3 |
| O | ⓘ Chrysotile | Mg3(Si2O5)(OH)4 |
| O | ⓘ Chromite | Fe2+Cr23+O4 |
| O | ⓘ Chrysocolla | Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1 |
| O | ⓘ Clinochlore | Mg5Al(AlSi3O10)(OH)8 |
| O | ⓘ Clinoptilolite Subgroup | M3-6(Si30Al6)O72 · 20H2O |
| O | ⓘ Copiapite | Fe2+Fe43+(SO4)6(OH)2 · 20H2O |
| O | ⓘ Coquimbite | AlFe3(SO4)6(H2O)12 · 6H2O |
| O | ⓘ Cristobalite | SiO2 |
| O | ⓘ Diopside var. Diallage | CaMgSi2O6 |
| O | ⓘ Diopside | CaMgSi2O6 |
| O | ⓘ Enstatite | Mg2Si2O6 |
| O | ⓘ Epsomite | MgSO4 · 7H2O |
| O | ⓘ Fluorapatite | Ca5(PO4)3F |
| O | ⓘ Glaucophane | ◻[Na2][Mg3Al2]Si8O22(OH)2 |
| O | ⓘ Halotrichite | FeAl2(SO4)4 · 22H2O |
| O | ⓘ Heulandite Subgroup | (Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O |
| O | ⓘ Muscovite var. Illite | K0.65Al2.0[Al0.65Si3.35O10](OH)2 |
| O | ⓘ Kornelite | Fe2(SO4)3 · 7H2O |
| O | ⓘ Lawsonite | CaAl2(Si2O7)(OH)2 · H2O |
| O | ⓘ Melanterite | Fe2+(H2O)6SO4 · H2O |
| O | ⓘ Morenosite | NiSO4 · 7H2O |
| O | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
| O | ⓘ Opal | SiO2 · nH2O |
| O | ⓘ Alum-(K) | KAl(SO4)2 · 12H2O |
| O | ⓘ Pumpellyite Subgroup | Ca2XAl2[Si2O6(OH)][SiO4](OH)2A |
| O | ⓘ Pyrolusite | Mn4+O2 |
| O | ⓘ Quartz | SiO2 |
| O | ⓘ Römerite | Fe2+Fe23+(SO4)4 · 14H2O |
| O | ⓘ Rutile | TiO2 |
| O | ⓘ Schuetteite | Hg32+(SO4)O2 |
| O | ⓘ Siderotil | FeSO4 · 5H2O |
| O | ⓘ Stibiconite | Sb3+Sb25+O6(OH) |
| O | ⓘ Stilbite Subgroup | M6-7[Al8-9Si27-28O72] · nH2O |
| O | ⓘ Titanite | CaTi(SiO4)O |
| O | ⓘ Tremolite | ◻Ca2Mg5(Si8O22)(OH)2 |
| O | ⓘ Valentinite | Sb2O3 |
| O | ⓘ Voltaite | K2Fe52+Fe33+Al(SO4)12 · 18H2O |
| O | ⓘ Serpentine Subgroup | D3[Si2O5](OH)4 |
| F | Fluorine | |
| F | ⓘ Fluorapatite | Ca5(PO4)3F |
| F | ⓘ Fluorite | CaF2 |
| Na | Sodium | |
| Na | ⓘ Albite | Na(AlSi3O8) |
| Na | ⓘ Glaucophane | ◻[Na2][Mg3Al2]Si8O22(OH)2 |
| Na | ⓘ Heulandite Subgroup | (Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O |
| Mg | Magnesium | |
| Mg | ⓘ Actinolite | ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2 |
| Mg | ⓘ Anthophyllite | ◻{Mg2}{Mg5}(Si8O22)(OH)2 |
| Mg | ⓘ Chrysotile | Mg3(Si2O5)(OH)4 |
| Mg | ⓘ Clinochlore | Mg5Al(AlSi3O10)(OH)8 |
| Mg | ⓘ Diopside var. Diallage | CaMgSi2O6 |
| Mg | ⓘ Diopside | CaMgSi2O6 |
| Mg | ⓘ Enstatite | Mg2Si2O6 |
| Mg | ⓘ Epsomite | MgSO4 · 7H2O |
| Mg | ⓘ Glaucophane | ◻[Na2][Mg3Al2]Si8O22(OH)2 |
| Mg | ⓘ Tremolite | ◻Ca2Mg5(Si8O22)(OH)2 |
| Al | Aluminium | |
| Al | ⓘ Albite | Na(AlSi3O8) |
| Al | ⓘ Alunogen | Al2(SO4)3 · 17H2O |
| Al | ⓘ Chrysocolla | Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1 |
| Al | ⓘ Clinochlore | Mg5Al(AlSi3O10)(OH)8 |
| Al | ⓘ Clinoptilolite Subgroup | M3-6(Si30Al6)O72 · 20H2O |
| Al | ⓘ Coquimbite | AlFe3(SO4)6(H2O)12 · 6H2O |
| Al | ⓘ Glaucophane | ◻[Na2][Mg3Al2]Si8O22(OH)2 |
| Al | ⓘ Halotrichite | FeAl2(SO4)4 · 22H2O |
| Al | ⓘ Heulandite Subgroup | (Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O |
| Al | ⓘ Muscovite var. Illite | K0.65Al2.0[Al0.65Si3.35O10](OH)2 |
| Al | ⓘ Lawsonite | CaAl2(Si2O7)(OH)2 · H2O |
| Al | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
| Al | ⓘ Alum-(K) | KAl(SO4)2 · 12H2O |
| Al | ⓘ Pumpellyite Subgroup | Ca2XAl2[Si2O6(OH)][SiO4](OH)2A |
| Al | ⓘ Stilbite Subgroup | M6-7[Al8-9Si27-28O72] · nH2O |
| Al | ⓘ Voltaite | K2Fe52+Fe33+Al(SO4)12 · 18H2O |
| Si | Silicon | |
| Si | ⓘ Actinolite | ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2 |
| Si | ⓘ Albite | Na(AlSi3O8) |
| Si | ⓘ Anthophyllite | ◻{Mg2}{Mg5}(Si8O22)(OH)2 |
| Si | ⓘ Chrysotile | Mg3(Si2O5)(OH)4 |
| Si | ⓘ Chrysocolla | Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1 |
| Si | ⓘ Clinochlore | Mg5Al(AlSi3O10)(OH)8 |
| Si | ⓘ Clinoptilolite Subgroup | M3-6(Si30Al6)O72 · 20H2O |
| Si | ⓘ Cristobalite | SiO2 |
| Si | ⓘ Diopside var. Diallage | CaMgSi2O6 |
| Si | ⓘ Diopside | CaMgSi2O6 |
| Si | ⓘ Enstatite | Mg2Si2O6 |
| Si | ⓘ Glaucophane | ◻[Na2][Mg3Al2]Si8O22(OH)2 |
| Si | ⓘ Heulandite Subgroup | (Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O |
| Si | ⓘ Muscovite var. Illite | K0.65Al2.0[Al0.65Si3.35O10](OH)2 |
| Si | ⓘ Lawsonite | CaAl2(Si2O7)(OH)2 · H2O |
| Si | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
| Si | ⓘ Opal | SiO2 · nH2O |
| Si | ⓘ Pumpellyite Subgroup | Ca2XAl2[Si2O6(OH)][SiO4](OH)2A |
| Si | ⓘ Quartz | SiO2 |
| Si | ⓘ Stilbite Subgroup | M6-7[Al8-9Si27-28O72] · nH2O |
| Si | ⓘ Titanite | CaTi(SiO4)O |
| Si | ⓘ Tremolite | ◻Ca2Mg5(Si8O22)(OH)2 |
| Si | ⓘ Serpentine Subgroup | D3[Si2O5](OH)4 |
| P | Phosphorus | |
| P | ⓘ Fluorapatite | Ca5(PO4)3F |
| S | Sulfur | |
| S | ⓘ Alunogen | Al2(SO4)3 · 17H2O |
| S | ⓘ Baryte | BaSO4 |
| S | ⓘ Bornite | Cu5FeS4 |
| S | ⓘ Chalcopyrite | CuFeS2 |
| S | ⓘ Cinnabar | HgS |
| S | ⓘ Copiapite | Fe2+Fe43+(SO4)6(OH)2 · 20H2O |
| S | ⓘ Coquimbite | AlFe3(SO4)6(H2O)12 · 6H2O |
| S | ⓘ Epsomite | MgSO4 · 7H2O |
| S | ⓘ Halotrichite | FeAl2(SO4)4 · 22H2O |
| S | ⓘ Hypercinnabar | HgS |
| S | ⓘ Kornelite | Fe2(SO4)3 · 7H2O |
| S | ⓘ Marcasite | FeS2 |
| S | ⓘ Melanterite | Fe2+(H2O)6SO4 · H2O |
| S | ⓘ Metacinnabar | HgS |
| S | ⓘ Millerite | NiS |
| S | ⓘ Morenosite | NiSO4 · 7H2O |
| S | ⓘ Alum-(K) | KAl(SO4)2 · 12H2O |
| S | ⓘ Pyrite | FeS2 |
| S | ⓘ Römerite | Fe2+Fe23+(SO4)4 · 14H2O |
| S | ⓘ Schuetteite | Hg32+(SO4)O2 |
| S | ⓘ Siderotil | FeSO4 · 5H2O |
| S | ⓘ Stibnite | Sb2S3 |
| S | ⓘ Voltaite | K2Fe52+Fe33+Al(SO4)12 · 18H2O |
| K | Potassium | |
| K | ⓘ Heulandite Subgroup | (Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O |
| K | ⓘ Muscovite var. Illite | K0.65Al2.0[Al0.65Si3.35O10](OH)2 |
| K | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
| K | ⓘ Alum-(K) | KAl(SO4)2 · 12H2O |
| K | ⓘ Voltaite | K2Fe52+Fe33+Al(SO4)12 · 18H2O |
| Ca | Calcium | |
| Ca | ⓘ Actinolite | ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2 |
| Ca | ⓘ Calcite | CaCO3 |
| Ca | ⓘ Diopside var. Diallage | CaMgSi2O6 |
| Ca | ⓘ Diopside | CaMgSi2O6 |
| Ca | ⓘ Fluorapatite | Ca5(PO4)3F |
| Ca | ⓘ Fluorite | CaF2 |
| Ca | ⓘ Heulandite Subgroup | (Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O |
| Ca | ⓘ Lawsonite | CaAl2(Si2O7)(OH)2 · H2O |
| Ca | ⓘ Pumpellyite Subgroup | Ca2XAl2[Si2O6(OH)][SiO4](OH)2A |
| Ca | ⓘ Titanite | CaTi(SiO4)O |
| Ca | ⓘ Tremolite | ◻Ca2Mg5(Si8O22)(OH)2 |
| Ti | Titanium | |
| Ti | ⓘ Rutile | TiO2 |
| Ti | ⓘ Titanite | CaTi(SiO4)O |
| Cr | Chromium | |
| Cr | ⓘ Chromite | Fe2+Cr23+O4 |
| Mn | Manganese | |
| Mn | ⓘ Pyrolusite | Mn4+O2 |
| Fe | Iron | |
| Fe | ⓘ Actinolite | ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2 |
| Fe | ⓘ Bornite | Cu5FeS4 |
| Fe | ⓘ Chalcopyrite | CuFeS2 |
| Fe | ⓘ Chromite | Fe2+Cr23+O4 |
| Fe | ⓘ Copiapite | Fe2+Fe43+(SO4)6(OH)2 · 20H2O |
| Fe | ⓘ Coquimbite | AlFe3(SO4)6(H2O)12 · 6H2O |
| Fe | ⓘ Halotrichite | FeAl2(SO4)4 · 22H2O |
| Fe | ⓘ Kornelite | Fe2(SO4)3 · 7H2O |
| Fe | ⓘ Marcasite | FeS2 |
| Fe | ⓘ Melanterite | Fe2+(H2O)6SO4 · H2O |
| Fe | ⓘ Pyrite | FeS2 |
| Fe | ⓘ Römerite | Fe2+Fe23+(SO4)4 · 14H2O |
| Fe | ⓘ Siderotil | FeSO4 · 5H2O |
| Fe | ⓘ Voltaite | K2Fe52+Fe33+Al(SO4)12 · 18H2O |
| Ni | Nickel | |
| Ni | ⓘ Millerite | NiS |
| Ni | ⓘ Morenosite | NiSO4 · 7H2O |
| Cu | Copper | |
| Cu | ⓘ Bornite | Cu5FeS4 |
| Cu | ⓘ Chalcopyrite | CuFeS2 |
| Cu | ⓘ Chrysocolla | Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1 |
| Sb | Antimony | |
| Sb | ⓘ Stibiconite | Sb3+Sb25+O6(OH) |
| Sb | ⓘ Stibnite | Sb2S3 |
| Sb | ⓘ Valentinite | Sb2O3 |
| Ba | Barium | |
| Ba | ⓘ Baryte | BaSO4 |
| Au | Gold | |
| Au | ⓘ Gold | Au |
| Hg | Mercury | |
| Hg | ⓘ Cinnabar | HgS |
| Hg | ⓘ Hypercinnabar | HgS |
| Hg | ⓘ Metacinnabar | HgS |
| Hg | ⓘ Schuetteite | Hg32+(SO4)O2 |
Fossils
There are 99 fossil localities from the PaleoBioDB database within this region.BETA TEST - 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.
| Occurrences | 902 |
|---|---|
| Youngest Fossil Listed | 0.01 Ma (Pleistocene) |
| Oldest Fossil Listed | 99.6 Ma (Late/Upper Cretaceous) |
| Stratigraphic Units | Click here to view 31 stratigraphic units. |
| Fossils from Region | Click here to show the list. |
| Fossil Localities | Click to show 99 fossil localities |
- California
- Contra Costa County
- Eocene🐚 2.5 miles NE of Clayton
- Paleogene🐚 about 4 mi S of Martinez and east of the road to Walnut Creek
- Pleistocene🐚 Antioch
- Late/Upper Cretaceous🐚 Area 7: Deer Valley and Martinez
- Miocene🐚 Bellshire
- Eocene🐚 Byron Quadrangle
- Eocene🐚 Camino Diablo Road
- Late/Upper Cretaceous🐚 CAS 2539
- Late/Upper Cretaceous🐚 CAS 25627
- Late/Upper Cretaceous🐚 CAS 25707
- Late/Upper Cretaceous🐚 CIT 1602
- Eocene🐚 Clayton
- Pleistocene🐚 Garretson UCMP V6312
- Miocene🐚 Guthrie Quarry
- Miocene🐚 Hercules
- Late/Upper Cretaceous🐚 Kellogg Creek [Garzas Sand
- Oligocene🐚 Kirker Pass
- Pleistocene🐚 Lone Tree Point
- Paleocene🐚 Martiñez
- Paleogene🐚 Martinez or Clayton
- Pleistocene🐚 Mokelumne Pipe Ditch
- Neogene🐚 Mulholland
- Paleogene🐚 Pacheco
- Miocene🐚 Rodeo NR
- Miocene🐚 San Pablo Dam
- Cenozoic🐚 Swett's Ranch
- Miocene🐚 Sycamore Creek
- Paleocene🐚 Tunnel near smelter at Selby Station
- Eocene🐚 UC 716 Mount Diablo
- Miocene🐚 UCMP 1035
- Miocene🐚 UCMP 1037
- Miocene🐚 UCMP 1082a
- Cenozoic🐚 UCMP 1131
- Cenozoic🐚 UCMP 1173
- Eocene🐚 UCMP 1412
- Paleogene🐚 UCMP 150
- Paleocene🐚 UCMP 1540
- Paleocene🐚 UCMP 215
- Paleocene🐚 UCMP 243
- Neogene🐚 UCMP 2572
- Eocene🐚 UCMP 3148
- Eocene🐚 UCMP 3150
- Eocene🐚 UCMP 3152
- Eocene🐚 UCMP 3156
- Eocene🐚 UCMP 3157
- Eocene🐚 UCMP 3158
- Eocene🐚 UCMP 3159
- Eocene🐚 UCMP 3162
- Miocene🐚 UCMP 3215
- Contra Costa County
- California
- Contra Costa County
- Eocene🐚 UCMP 3577
- Eocene🐚 UCMP 3578
- Eocene🐚 UCMP 3579
- Eocene🐚 UCMP 3580
- Eocene🐚 UCMP 3586
- Eocene🐚 UCMP 3609
- Eocene🐚 UCMP 3689
- Eocene🐚 UCMP 476
- Late/Upper Cretaceous🐚 UCMP 484
- Miocene🐚 UCMP 509
- Paleocene🐚 UCMP 65
- Miocene🐚 UCMP 707
- Miocene🐚 UCMP 708
- Eocene🐚 UCMP 714
- Paleogene🐚 UCMP A3290
- Eocene🐚 UCMP A3821
- Eocene🐚 UCMP A3822
- Cenozoic🐚 UCMP V-0301
- Miocene🐚 UCMP V-0501
- Miocene🐚 UCMP V-1001
- Miocene🐚 UCMP V-1102
- Miocene🐚 UCMP V-1603
- Miocene🐚 UCMP V-2402
- Miocene🐚 UCMP V-2403
- Miocene🐚 UCMP V-2837
- Miocene🐚 UCMP V-2838
- Miocene🐚 UCMP V-2839
- Miocene🐚 UCMP V-2840
- Neogene🐚 UCMP V-3303
- Miocene🐚 UCMP V-3310
- Miocene🐚 UCMP V-3405
- Neogene🐚 UCMP V-3425
- Miocene🐚 UCMP V-3523
- Miocene🐚 UCMP V-3607
- Neogene🐚 UCMP V-3611
- Miocene🐚 UCMP V-3612
- Miocene🐚 UCMP V-3614
- Miocene🐚 UCMP V-3649
- Neogene🐚 UCMP V-5053
- Miocene🐚 UCMP V-5509
- Cenozoic🐚 UCMP V-6869
- Pleistocene🐚 Union Oil Tank Farm
- Eocene🐚 UW 1073 - Martinez
- Eocene🐚 UW 1074A - Martinez
- Paleocene🐚 UW 1075 - Martinez
- Paleocene🐚 UW 1698 - Martinez
- Paleocene🐚 UW 1956 - Vine Hill
- Paleocene🐚 UW 2329
- Eocene🐚 UW 4000 - Martinez
- Miocene🐚 Walnut Creek
- Contra Costa County
Other Databases
| Wikipedia: | https://en.wikipedia.org/wiki/Contra_Costa_County,_California |
|---|---|
| Wikidata ID: | Q108058 |
| GeoNames ID: | 5339268 |
Localities in this Region
- California
- Contra Costa County
- Antioch
- Bay Point (West Pittsburg)
- Bayview-Montalvin
- Brentwood
- Briones Hills
- Byron
- ⭔Clayton
- Arroyo Del Carro prospect
- Clayton Quarry [1] (Kaiser Sand and Gravel Company; Clayton Quarry and mill)
- Clayton Quarry [2]
- Cowell Silver Sand Company
- Eagle Peak
- Mount Diablo (Mt Diablo)
- Bagley Creek
- BRSSI & Land Management Company prospect
- Mount Diablo Mine
- North Peak
- Mt. Diablo Rock & Asphalt Company prospect
- Perkins Canyon prospect [1]
- Perkins Canyon prospect [2] (Prospects in Perkins Canyon)
- Sycamore Canyon occurrence
- Unnamed Asbestos prospect [2]
- Unnamed Asbestos prospect [3]
- Unnamed Asbestos prospect [4]
- Unnamed Asbestos prospects [1] (Prospects East of Russellman)
- Unnamed Cr occurrence [1]
- Unnamed Mn prospect [2]
- Unnamed Zn-Hg-Cu mine [1]
- Turtle Rock Quarry
- Unnamed Mn mine [1]
- Pacific Cement and Aggregrates Quarry (Harrison-Birdwell - Pacific Cement and Aggregates Co.)
- Summit of Zion Mine
- Clyde
- Concord
- Diablo
- Contra Costa County
- California
- Contra Costa County
- Diablo Range
- Discovery Bay
- El Cerrito
- El Sobrante
- Hercules
- Knightsen
- Los Vaqueros Reservoir
- Marsh Creek Springs
- Martinez
- Moraga
- Nortonville
- Orinda
- Pacheco
- Port Costa
- Richmond
- San Pablo
- Somersville
- Walnut Creek
- Contra Costa County
Other Regions, Features and Areas that Intersect
North America
- Coast MountainsMountain Range
North America PlateTectonic Plate
- Franciscan DomainDomain
- Great Valley BasinBasin
- Great Valley DomainDomain
- Sacramento BasinBasin
- Sonoma-Livermore BasinBasin
USA
- California
- Diablo RangeMountain Range
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References
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Diablo Range, Contra Costa County, California, USA