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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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Washington County, Missouri, USAi
Regional Level Types
Washington CountyCounty
MissouriState
USACountry

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00356340017272054487498.jpg
Stromatolite mounds (reef) south of Irondale, Missouri

Stromatolite Mounds, Irondale, Washington County, Missouri, USA
04591920017272054487899.jpg
Google Earth view of Central Stone and Washington County Aggregates quarries

Central Stone Company Potosi Quarry, Washington County, Missouri, USA
00356340017272054487498.jpg
Stromatolite mounds (reef) south of Irondale, Missouri

Stromatolite Mounds, Irondale, Washington County, Missouri, USA
04591920017272054487899.jpg
Google Earth view of Central Stone and Washington County Aggregates quarries

Central Stone Company Potosi Quarry, Washington County, Missouri, USA
Type:
Largest Settlements:
PlacePopulation
Potosi2,640 (2017)
Irondale445 (2017)
Mineral Point347 (2017)
Caledonia130 (2017)
Mindat Locality ID:
24600
Long-form identifier:
mindat:1:2:24600:3
GUID (UUID V4):
0
Other Languages:
French:
comté de Washington, Missouri, États-Unis
German:
Washington County, Missouri, Vereinigte Staaten
Italian:
contea di Washington, Missouri, Stati Uniti d'America
Russian:
Вашингтон, Миссури, Соединённые Штаты Америки
Simplified Chinese:
華盛頓縣 , 密蘇里州, 美国
Spanish:
Condado de Washington, Misuri, Estados Unidos
Albanian:
Washington County , Mizuri, Shtetet e Bashkuara të Amerikës
Arabic:
مقاطعة واشنطن, ميزوري, الولايات المتحدة
Armenian:
Վաշինգտոն շրջան, Միսսուրի, Ամերիկայի Միացյալ Նահանգներ
Basque:
Washington konderria , Missouri
Bavarian:
Washington County, Missouri, Vaoanigte Stootn
Bengali:
ওয়াশিংটন কাউন্টি, মিসৌরি, মার্কিন যুক্তরাষ্ট্র
Bishnupriya Manipuri:
ৱাশিংটন কাউন্টি, মিসৌরি, তিলপারাষ্ট্র
Bulgarian:
Вашингтон, Мисури, Съединени американски щати
Cebuano:
Washington County , Missouri
Dutch:
Washington County, Missouri, Verenigde Staten
Esperanto:
Kantono Vaŝingtono, Misurio
Estonian:
Washingtoni maakond , Missouri osariik, Ameerika Ühendriigid
Farsi/Persian:
شهرستان واشینگتن، میزوری, میزوری, ایالات متحده آمریکا
Georgian:
ვაშინგტონის ოლქი, მისურის შტატი, ამერიკის შეერთებული შტატები
Hungarian:
Washington megye, Missouri, Amerikai Egyesült Államok
Japanese:
ワシントン郡, ミズーリ州, アメリカ合衆国
Low Saxon/Low German:
Washington County, Missouri, USA
Min Dong Chinese:
Washington Gông, Missouri
Minnan / Hokkien-Taiwanese:
Washington Kūn, Missouri
Norwegian:
Washington County, Missouri, USA
Polish:
Hrabstwo Washington, Missouri, Stany Zjednoczone
Portuguese:
Condado de Washington, Missouri, Estados Unidos
Romanian:
Comitatul Washington, Missouri, Statele Unite ale Americii
Sardinian:
contea de Washington, Missouri, Istados Unidos de Amèrica
Scottish Gaelic:
Washington County, Missouri, Na Stàitean Aonaichte
Serbian:
Округ Вашингтон , Мисури, Сједињене Америчке Државе
Serbo-Croatian:
Washington County, Missouri, Sjedinjene Američke Države
Swedish:
Washington County, Missouri, USA
Traditional Chinese:
華盛頓縣, 密蘇里州, 美國
Turkish:
Washington County, Missouri, Amerika Birleşik Devletleri
Ukrainian:
Вашингтон, Міссурі, Сполучені Штати Америки
Urdu:
واشنگٹن کاؤنٹی، مسوری, مسوری, ریاستہائے متحدہ امریکا
Vietnamese:
Quận Washington, Missouri, Chủng Quốc Hoa Kỳ
Waray:
Condado han Washington, Missouri, Estados Unidos
Western Punjabi:
واشنگٹن کاؤنٹی،مسوری, مسوری, امریکہ


Since territorial days, the Washington County area has had the distinction of being a leader in Missouri lead production. Most early lead mining was surface or shallow shaft mining, and, before the advent of the railroads, lead was hauled to Ste. Genevieve where it was transported on the Mississippi River.

"New Diggings," south of Potosi in the Mine à Breton area, was discovered in 1806. The Fourche à Courtois Mines opened in 1814 and were named for a nearby stream. These mines were in Liberty township near what came to be known as Palmer, Missouri.

Palmer, Missouri, was laid out in 1830 and, from 1830 to 1867, was a post office known as "Harmony." The village was located in Harmony township, 15 miles southwest of Potosi. The village was also known as "Webster" during this time. The site was purchased by Courtland Palmer, Jr. of New York in 1870, and it was later owned by the Palmer Lead Company. The post office was re-established under the name of Palmer on December 9, 1875. By 1876 Palmer had become a thriving mining center.

The Palmer Lead Company was a manufacturer of pig lead and a dealer in general merchandise. The company store was located in Palmer. The store's predecessors included E.T. Stickney, J. Block and Company, and J. T. Hesser and Company. The company also utilized the land they owned by engaging in farming, stock raising, horticulture, and timber sales.

The Palmer Lead Company was incorporated November 26, 1875, by Walter B. Reynolds, John J. Feazel, and brothers Donald McNair Palmer and Courtland Palmer. Donald McNair Palmer was superintendent and general manager. In 1890 J. A. Ainsworth of Toledo, Ohio, was president and treasurer of the company; A. Harrison, superintendent; and R. Cummings, secretary. The corporation was dissolved on August 1, 1899.

The Missouri and Pennsylvania Lead Company was located in "Harmony," Missouri, and had mines of lead and other ores and minerals in Washington and Crawford counties. The company was incorporated on February 11, 1864, and managed by Hugh McKittrick, William North, G. W. Chadbourne, A. A. Bassett and Jacob P. Tirrill. G. W. Garnett signed the company's time books in the 1860s and 1870s.

R. Smith and Company; Stone Manning and Company; and Manning, Smith and Company were located in "Webster", Missouri. R. Smith and F. Manning were the principals in these firms which received ore and sold general merchandise and staples. After R. Smith's death in 1840, the R. Smith and Company became the Stone Manning and Company; and, in 1845, Manning, Smith and Company.

The Renault Lead Mining Company, possibly named for Philip Renault, Director General of the Company of the West mines in the Louisiana Territory, was incorporated September 29, 1877, by David H. King, Henry L. Carver and George W. Bailey. On July 16, 1898, the Renault Lead Company was incorporated by Harry J. Cantwell, Arthur Thacher, Allan T. Simpkins, Ralph Simpkins, G. G. Polland and W. M. Chauvenet. The company's principal office was in St. Louis, Missouri; its mine was at Palmer, as was its company store. T. F. Blount was superintendent of the Renault Lead Company and the Washington Land and Mining Company in Palmer. Upon incorporation of the Renault Lead Company, promissory notes of $42,000 were executed to the Palmer Lead Company. A judgment of forfeiture was issued against the Renault Lead Company on September 23, 1912.

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

73 valid minerals. 1 erroneous literature entry.

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:

Actinolite
Formula: ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Afwillite
Formula: Ca3[SiO4][SiO2(OH)2] · 2H2O
Albite
Formula: Na(AlSi3O8)
'Allanite Group'
Formula: (A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH)
Altaite
Formula: PbTe
Anatase
Formula: TiO2
Andradite
Formula: Ca3Fe3+2(SiO4)3
Anglesite
Formula: PbSO4
Localities: Reported from at least 6 localities in this region.
Anhydrite
Formula: CaSO4
Antigorite
Formula: Mg3(Si2O5)(OH)4
'Apatite'
Formula: Ca5(PO4)3A
Aurichalcite
Formula: (Zn,Cu)5(CO3)2(OH)6
Baryte
Formula: BaSO4
Localities: Reported from at least 47 localities in this region.
'Bastnäsite'
Formula: (Ce/Nd/Y/REE)(CO3)F
Bazzite
Formula: Be3Sc2(Si6O18)
'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Bornite
Formula: Cu5FeS4
Britholite-(Ce)
Formula: (Ce,Ca)5(SiO4)3OH
Calcite
Formula: CaCO3
Localities: Reported from at least 23 localities in this region.
Cassiterite
Formula: SnO2
Cerussite
Formula: PbCO3
Localities: Reported from at least 11 localities in this region.
Chalcocite
Formula: Cu2S
Chalcopyrite
Formula: CuFeS2
Localities: Reported from at least 23 localities in this region.
Chamosite
Formula: Fe2+5Al(AlSi3O10)(OH)8
'Chlorite Group'
Cobaltite
Formula: CoAsS
Locality: Pea Ridge Mine, Washington County, Missouri, USA - erroneously reported
Covellite
Formula: CuS
Dickite
Formula: Al2(Si2O5)(OH)4
Dolomite
Formula: CaMg(CO3)2
Localities: Reported from at least 33 localities in this region.
Epidote
Formula: (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
'Feldspar Group'
Fluorapatite
Formula: Ca5(PO4)3F
Fluorite
Formula: CaF2
Galena
Formula: PbS
Localities: Reported from at least 54 localities in this region.
Gersdorffite
Formula: NiAsS
'Glauconite'
Formula: K0.60-0.85(Fe3+,Mg,Al)2(Si,Al)4O10](OH)2
Goethite
Formula: Fe3+O(OH)
Greenockite
Formula: CdS
Grunerite
Formula: ◻Fe2+2Fe2+5(Si8O22)(OH)2
Gypsum
Formula: CaSO4 · 2H2O
Hematite
Formula: Fe2O3
Hematite var. Martite
Formula: Fe2O3
Hemimorphite
Formula: Zn4Si2O7(OH)2 · H2O
Hessite
Formula: Ag2Te
'Hornblende Root Name Group'
Formula: ◻Ca2(C2+4C3+)(AlSi7O22)W2
'Hypersthene'
Formula: (Mg,Fe)SiO3
Kaolinite
Formula: Al2(Si2O5)(OH)4
'Limonite'
Localities: Reported from at least 10 localities in this region.
Linnaeite
Formula: Co2+Co3+2S4
Magnetite
Formula: Fe2+Fe3+2O4
Malachite
Formula: Cu2(CO3)(OH)2
Marcasite
Formula: FeS2
Localities: Reported from at least 13 localities in this region.
Melonite
Formula: NiTe2
Millerite
Formula: NiS
Molybdenite
Formula: MoS2
'Monazite Group'
Formula: REE(PO4)
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Native Gold
Formula: Au
Native Gold var. Electrum
Formula: (Au,Ag)
Native Iron
Formula: Fe
Native Silver
Formula: Ag
Native Sulphur
Formula: S8
Orthoclase
Formula: K(AlSi3O8)
Palygorskite
Formula: ◻Al2Mg22Si8O20(OH)2(H2O)4 · 4H2O
'Parisite'
Formula: Ca(Ce/La/Nd/REE)2(CO3)3F2
Plumbogummite
Formula: PbAl3(PO4)(PO3OH)(OH)6
Polydymite
Formula: Ni2+Ni3+2S4
Pyrite
Formula: FeS2
Localities: Reported from at least 23 localities in this region.
Pyrite var. Bravoite
Formula: (Fe,Ni)S2
Pyrophyllite
Formula: Al2Si4O10(OH)2
Quartz
Formula: SiO2
Localities: Reported from at least 40 localities in this region.
Quartz var. Agate
Formula: SiO2
Localities: Reported from at least 7 localities in this region.
Quartz var. Amethyst
Formula: SiO2
Quartz var. Chalcedony
Formula: SiO2
Localities: Reported from at least 9 localities in this region.
Riebeckite
Formula: ◻Na2(Fe2+3Fe3+2)Si8O22(OH)2
Rosasite
Formula: (Cu,Zn)2(CO3)(OH)2
Rutile
Formula: TiO2
Sepiolite
Formula: Mg4(Si6O15)(OH)2 · 6H2O
'Serpentine Subgroup'
Formula: D3[Si2O5](OH)4
Siegenite
Formula: CoNi2S4
Smithsonite
Formula: ZnCO3
Localities: Reported from at least 8 localities in this region.
Sphalerite
Formula: ZnS
Localities: Reported from at least 21 localities in this region.
Sylvanite
Formula: AgAuTe4
'Synchysite'
Formula: Ca(Ce/Nd/Y/REE)(CO3)2F
Tengerite-(Y)
Formula: Y2(CO3)3 · 2-3H2O
Thorite
Formula: Th(SiO4)
Titanite
Formula: CaTiO(SiO4)
Topaz
Formula: Al2(SiO4)(F,OH)2
'Tourmaline'
Formula: AD3G6(T6O18)(BO3)3X3Z
Tremolite
Formula: ◻Ca2Mg5(Si8O22)(OH)2
Vesuvianite
Formula: Ca19Fe3+Al4(Al6Mg2)(◻4)◻[Si2O7]4[(SiO4)10]O(OH)9
Witherite
Formula: BaCO3
'Xenotime'
Xenotime-(Y)
Formula: Y(PO4)
Zircon
Formula: Zr(SiO4)
Zoisite
Formula: (CaCa)(AlAlAl)O[Si2O7][SiO4](OH)

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Native Gold
var. Electrum
1.AA.05(Au,Ag)
1.AA.05Au
Native Silver1.AA.05Ag
Native Iron1.AE.05Fe
Native Sulphur1.CC.05S8
Group 2 - Sulphides and Sulfosalts
Chalcocite2.BA.05Cu2S
Bornite2.BA.15Cu5FeS4
Hessite2.BA.60Ag2Te
Covellite2.CA.05aCuS
Sphalerite2.CB.05aZnS
Chalcopyrite2.CB.10aCuFeS2
Greenockite2.CB.45CdS
Millerite2.CC.20NiS
Altaite2.CD.10PbTe
Galena2.CD.10PbS
Linnaeite2.DA.05Co2+Co3+2S4
Polydymite2.DA.05Ni2+Ni3+2S4
Siegenite2.DA.05CoNi2S4
Sylvanite2.EA.05AgAuTe4
Melonite2.EA.20NiTe2
Molybdenite2.EA.30MoS2
Pyrite
var. Bravoite
2.EB.05a(Fe,Ni)S2
2.EB.05aFeS2
Marcasite2.EB.10aFeS2
Cobaltite ?2.EB.25CoAsS
Gersdorffite2.EB.25NiAsS
Group 3 - Halides
Fluorite3.AB.25CaF2
Group 4 - Oxides and Hydroxides
Magnetite4.BB.05Fe2+Fe3+2O4
Hematite4.CB.05Fe2O3
var. Martite4.CB.05Fe2O3
Quartz
var. Agate
4.DA.05SiO2
var. Amethyst4.DA.05SiO2
var. Chalcedony4.DA.05SiO2
4.DA.05SiO2
Cassiterite4.DB.05SnO2
Rutile4.DB.05TiO2
Anatase4.DD.05TiO2
Goethite4.FD.10Fe3+O(OH)
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Smithsonite5.AB.05ZnCO3
Dolomite5.AB.10CaMg(CO3)2
Cerussite5.AB.15PbCO3
Witherite5.AB.15BaCO3
Malachite5.BA.10Cu2(CO3)(OH)2
Rosasite5.BA.10(Cu,Zn)2(CO3)(OH)2
Aurichalcite5.BA.15(Zn,Cu)5(CO3)2(OH)6
Tengerite-(Y)5.CC.10Y2(CO3)3 · 2-3H2O
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Anhydrite7.AD.30CaSO4
Anglesite7.AD.35PbSO4
Baryte7.AD.35BaSO4
Gypsum7.CD.40CaSO4 · 2H2O
Group 8 - Phosphates, Arsenates and Vanadates
Xenotime-(Y)8.AD.35Y(PO4)
Plumbogummite8.BL.10PbAl3(PO4)(PO3OH)(OH)6
Fluorapatite8.BN.05Ca5(PO4)3F
Group 9 - Silicates
Andradite9.AD.25Ca3Fe3+2(SiO4)3
Thorite9.AD.30Th(SiO4)
Zircon9.AD.30Zr(SiO4)
Topaz9.AF.35Al2(SiO4)(F,OH)2
Titanite9.AG.15CaTiO(SiO4)
Afwillite9.AG.75Ca3[SiO4][SiO2(OH)2] · 2H2O
Britholite-(Ce)9.AH.25(Ce,Ca)5(SiO4)3OH
Hemimorphite9.BD.10Zn4Si2O7(OH)2 · H2O
Epidote9.BG.05a(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Zoisite9.BG.10(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Vesuvianite9.BG.35Ca19Fe3+Al4(Al6Mg2)(◻4)◻[Si2O7]4[(SiO4)10]O(OH)9
Bazzite9.CJ.05Be3Sc2(Si6O18)
Grunerite9.DE.05◻Fe2+2Fe2+5(Si8O22)(OH)2
Actinolite9.DE.10◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Tremolite9.DE.10◻Ca2Mg5(Si8O22)(OH)2
Riebeckite9.DE.25◻Na2(Fe2+3Fe3+2)Si8O22(OH)2
Pyrophyllite9.EC.10Al2Si4O10(OH)2
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
Chamosite9.EC.55Fe2+5Al(AlSi3O10)(OH)8
Dickite9.ED.05Al2(Si2O5)(OH)4
Kaolinite9.ED.05Al2(Si2O5)(OH)4
Antigorite9.ED.15Mg3(Si2O5)(OH)4
Palygorskite9.EE.20◻Al2Mg22Si8O20(OH)2(H2O)4 · 4H2O
Sepiolite9.EE.25Mg4(Si6O15)(OH)2 · 6H2O
Orthoclase9.FA.30K(AlSi3O8)
Albite9.FA.35Na(AlSi3O8)
Unclassified
'Bastnäsite'-(Ce/Nd/Y/REE)(CO3)F
'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
'Chlorite Group'-
'Feldspar Group'-
'Glauconite'-K0.60-0.85(Fe3+,Mg,Al)2(Si,Al)4O10](OH)2
'Hypersthene'-(Mg,Fe)SiO3
'Limonite'-
'Monazite Group'-REE(PO4)
'Tourmaline'-AD3G6(T6O18)(BO3)3X3Z
'Xenotime'-
'Parisite'-Ca(Ce/La/Nd/REE)2(CO3)3F2
'Synchysite'-Ca(Ce/Nd/Y/REE)(CO3)2F
'Hornblende Root Name Group'-◻Ca2(C2+4C3+)(AlSi7O22)W2
'Serpentine Subgroup'-D3[Si2O5](OH)4
'Apatite'-Ca5(PO4)3A
'Allanite Group'-(A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH)

List of minerals for each chemical element

HHydrogen
H Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
H AfwilliteCa3[SiO4][SiO2(OH)2] · 2H2O
H AntigoriteMg3(Si2O5)(OH)4
H Aurichalcite(Zn,Cu)5(CO3)2(OH)6
H BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
H Britholite-(Ce)(Ce,Ca)5(SiO4)3OH
H ChamositeFe52+Al(AlSi3O10)(OH)8
H DickiteAl2(Si2O5)(OH)4
H Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
H GlauconiteK0.60-0.85(Fe3+,Mg,Al)2(Si,Al)4O10](OH)2
H GoethiteFe3+O(OH)
H Grunerite◻Fe22+Fe52+(Si8O22)(OH)2
H GypsumCaSO4 · 2H2O
H HemimorphiteZn4Si2O7(OH)2 · H2O
H KaoliniteAl2(Si2O5)(OH)4
H MalachiteCu2(CO3)(OH)2
H MuscoviteKAl2(AlSi3O10)(OH)2
H Palygorskite◻Al2Mg22Si8O20(OH)2(H2O)4 · 4H2O
H PlumbogummitePbAl3(PO4)(PO3OH)(OH)6
H PyrophylliteAl2Si4O10(OH)2
H Riebeckite◻Na2(Fe32+Fe23+)Si8O22(OH)2
H Rosasite(Cu,Zn)2(CO3)(OH)2
H SepioliteMg4(Si6O15)(OH)2 · 6H2O
H Tengerite-(Y)Y2(CO3)3 · 2-3H2O
H TopazAl2(SiO4)(F,OH)2
H Tremolite◻Ca2Mg5(Si8O22)(OH)2
H VesuvianiteCa19Fe3+Al4(Al6Mg2)(◻4)◻[Si2O7]4[(SiO4)10]O(OH)9
H Zoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
H Serpentine SubgroupD3[Si2O5](OH)4
H Allanite Group(A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH)
BeBeryllium
Be BazziteBe3Sc2(Si6O18)
BBoron
B TourmalineAD3G6(T6O18)(BO3)3X3Z
CCarbon
C Aurichalcite(Zn,Cu)5(CO3)2(OH)6
C Bastnäsite(Ce/Nd/Y/REE)(CO3)F
C CalciteCaCO3
C CerussitePbCO3
C DolomiteCaMg(CO3)2
C MalachiteCu2(CO3)(OH)2
C Rosasite(Cu,Zn)2(CO3)(OH)2
C SmithsoniteZnCO3
C Tengerite-(Y)Y2(CO3)3 · 2-3H2O
C WitheriteBaCO3
C ParisiteCa(Ce/La/Nd/REE)2(CO3)3F2
OOxygen
O Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
O AfwilliteCa3[SiO4][SiO2(OH)2] · 2H2O
O Quartz var. AgateSiO2
O AlbiteNa(AlSi3O8)
O Quartz var. AmethystSiO2
O AnataseTiO2
O AndraditeCa3Fe23+(SiO4)3
O AnglesitePbSO4
O AnhydriteCaSO4
O AntigoriteMg3(Si2O5)(OH)4
O Aurichalcite(Zn,Cu)5(CO3)2(OH)6
O BaryteBaSO4
O Bastnäsite(Ce/Nd/Y/REE)(CO3)F
O BazziteBe3Sc2(Si6O18)
O BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
O Britholite-(Ce)(Ce,Ca)5(SiO4)3OH
O CalciteCaCO3
O CassiteriteSnO2
O CerussitePbCO3
O Quartz var. ChalcedonySiO2
O ChamositeFe52+Al(AlSi3O10)(OH)8
O DickiteAl2(Si2O5)(OH)4
O DolomiteCaMg(CO3)2
O Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
O FluorapatiteCa5(PO4)3F
O GlauconiteK0.60-0.85(Fe3+,Mg,Al)2(Si,Al)4O10](OH)2
O GoethiteFe3+O(OH)
O Grunerite◻Fe22+Fe52+(Si8O22)(OH)2
O GypsumCaSO4 · 2H2O
O HematiteFe2O3
O HemimorphiteZn4Si2O7(OH)2 · H2O
O Hypersthene(Mg,Fe)SiO3
O KaoliniteAl2(Si2O5)(OH)4
O MagnetiteFe2+Fe23+O4
O MalachiteCu2(CO3)(OH)2
O Hematite var. MartiteFe2O3
O Monazite GroupREE(PO4)
O MuscoviteKAl2(AlSi3O10)(OH)2
O OrthoclaseK(AlSi3O8)
O Palygorskite◻Al2Mg22Si8O20(OH)2(H2O)4 · 4H2O
O PlumbogummitePbAl3(PO4)(PO3OH)(OH)6
O PyrophylliteAl2Si4O10(OH)2
O QuartzSiO2
O Riebeckite◻Na2(Fe32+Fe23+)Si8O22(OH)2
O Rosasite(Cu,Zn)2(CO3)(OH)2
O RutileTiO2
O SepioliteMg4(Si6O15)(OH)2 · 6H2O
O SmithsoniteZnCO3
O Tengerite-(Y)Y2(CO3)3 · 2-3H2O
O ThoriteTh(SiO4)
O TitaniteCaTiO(SiO4)
O TopazAl2(SiO4)(F,OH)2
O TourmalineAD3G6(T6O18)(BO3)3X3Z
O Tremolite◻Ca2Mg5(Si8O22)(OH)2
O VesuvianiteCa19Fe3+Al4(Al6Mg2)(◻4)◻[Si2O7]4[(SiO4)10]O(OH)9
O WitheriteBaCO3
O Xenotime-(Y)Y(PO4)
O ZirconZr(SiO4)
O Zoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
O ParisiteCa(Ce/La/Nd/REE)2(CO3)3F2
O Hornblende Root Name Group◻Ca2(C42+C3+)(AlSi7O22)W2
O Serpentine SubgroupD3[Si2O5](OH)4
O ApatiteCa5(PO4)3A
O Allanite Group(A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH)
FFluorine
F Bastnäsite(Ce/Nd/Y/REE)(CO3)F
F BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
F FluorapatiteCa5(PO4)3F
F FluoriteCaF2
F TopazAl2(SiO4)(F,OH)2
F ParisiteCa(Ce/La/Nd/REE)2(CO3)3F2
NaSodium
Na AlbiteNa(AlSi3O8)
Na Riebeckite◻Na2(Fe32+Fe23+)Si8O22(OH)2
MgMagnesium
Mg Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Mg AntigoriteMg3(Si2O5)(OH)4
Mg BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Mg DolomiteCaMg(CO3)2
Mg GlauconiteK0.60-0.85(Fe3+,Mg,Al)2(Si,Al)4O10](OH)2
Mg Hypersthene(Mg,Fe)SiO3
Mg Palygorskite◻Al2Mg22Si8O20(OH)2(H2O)4 · 4H2O
Mg SepioliteMg4(Si6O15)(OH)2 · 6H2O
Mg Tremolite◻Ca2Mg5(Si8O22)(OH)2
Mg VesuvianiteCa19Fe3+Al4(Al6Mg2)(◻4)◻[Si2O7]4[(SiO4)10]O(OH)9
AlAluminium
Al AlbiteNa(AlSi3O8)
Al BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Al ChamositeFe52+Al(AlSi3O10)(OH)8
Al DickiteAl2(Si2O5)(OH)4
Al Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Al GlauconiteK0.60-0.85(Fe3+,Mg,Al)2(Si,Al)4O10](OH)2
Al KaoliniteAl2(Si2O5)(OH)4
Al MuscoviteKAl2(AlSi3O10)(OH)2
Al OrthoclaseK(AlSi3O8)
Al Palygorskite◻Al2Mg22Si8O20(OH)2(H2O)4 · 4H2O
Al PlumbogummitePbAl3(PO4)(PO3OH)(OH)6
Al PyrophylliteAl2Si4O10(OH)2
Al TopazAl2(SiO4)(F,OH)2
Al VesuvianiteCa19Fe3+Al4(Al6Mg2)(◻4)◻[Si2O7]4[(SiO4)10]O(OH)9
Al Zoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Al Hornblende Root Name Group◻Ca2(C42+C3+)(AlSi7O22)W2
SiSilicon
Si Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Si AfwilliteCa3[SiO4][SiO2(OH)2] · 2H2O
Si Quartz var. AgateSiO2
Si AlbiteNa(AlSi3O8)
Si Quartz var. AmethystSiO2
Si AndraditeCa3Fe23+(SiO4)3
Si AntigoriteMg3(Si2O5)(OH)4
Si BazziteBe3Sc2(Si6O18)
Si BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Si Britholite-(Ce)(Ce,Ca)5(SiO4)3OH
Si Quartz var. ChalcedonySiO2
Si ChamositeFe52+Al(AlSi3O10)(OH)8
Si DickiteAl2(Si2O5)(OH)4
Si Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Si GlauconiteK0.60-0.85(Fe3+,Mg,Al)2(Si,Al)4O10](OH)2
Si Grunerite◻Fe22+Fe52+(Si8O22)(OH)2
Si HemimorphiteZn4Si2O7(OH)2 · H2O
Si Hypersthene(Mg,Fe)SiO3
Si KaoliniteAl2(Si2O5)(OH)4
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si OrthoclaseK(AlSi3O8)
Si Palygorskite◻Al2Mg22Si8O20(OH)2(H2O)4 · 4H2O
Si PyrophylliteAl2Si4O10(OH)2
Si QuartzSiO2
Si Riebeckite◻Na2(Fe32+Fe23+)Si8O22(OH)2
Si SepioliteMg4(Si6O15)(OH)2 · 6H2O
Si ThoriteTh(SiO4)
Si TitaniteCaTiO(SiO4)
Si TopazAl2(SiO4)(F,OH)2
Si Tremolite◻Ca2Mg5(Si8O22)(OH)2
Si VesuvianiteCa19Fe3+Al4(Al6Mg2)(◻4)◻[Si2O7]4[(SiO4)10]O(OH)9
Si ZirconZr(SiO4)
Si Zoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Si Hornblende Root Name Group◻Ca2(C42+C3+)(AlSi7O22)W2
Si Serpentine SubgroupD3[Si2O5](OH)4
Si Allanite Group(A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH)
PPhosphorus
P FluorapatiteCa5(PO4)3F
P Monazite GroupREE(PO4)
P PlumbogummitePbAl3(PO4)(PO3OH)(OH)6
P Xenotime-(Y)Y(PO4)
P ApatiteCa5(PO4)3A
SSulfur
S AnglesitePbSO4
S AnhydriteCaSO4
S BaryteBaSO4
S BorniteCu5FeS4
S Pyrite var. Bravoite(Fe,Ni)S2
S ChalcopyriteCuFeS2
S ChalcociteCu2S
S CobaltiteCoAsS
S CovelliteCuS
S GalenaPbS
S GersdorffiteNiAsS
S GreenockiteCdS
S GypsumCaSO4 · 2H2O
S LinnaeiteCo2+Co23+S4
S MarcasiteFeS2
S MilleriteNiS
S MolybdeniteMoS2
S PolydymiteNi2+Ni23+S4
S PyriteFeS2
S SiegeniteCoNi2S4
S SphaleriteZnS
S Native SulphurS8
KPotassium
K BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
K GlauconiteK0.60-0.85(Fe3+,Mg,Al)2(Si,Al)4O10](OH)2
K MuscoviteKAl2(AlSi3O10)(OH)2
K OrthoclaseK(AlSi3O8)
CaCalcium
Ca Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Ca AfwilliteCa3[SiO4][SiO2(OH)2] · 2H2O
Ca AndraditeCa3Fe23+(SiO4)3
Ca AnhydriteCaSO4
Ca Britholite-(Ce)(Ce,Ca)5(SiO4)3OH
Ca CalciteCaCO3
Ca DolomiteCaMg(CO3)2
Ca Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Ca FluorapatiteCa5(PO4)3F
Ca FluoriteCaF2
Ca GypsumCaSO4 · 2H2O
Ca TitaniteCaTiO(SiO4)
Ca Tremolite◻Ca2Mg5(Si8O22)(OH)2
Ca VesuvianiteCa19Fe3+Al4(Al6Mg2)(◻4)◻[Si2O7]4[(SiO4)10]O(OH)9
Ca Zoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Ca ParisiteCa(Ce/La/Nd/REE)2(CO3)3F2
Ca Hornblende Root Name Group◻Ca2(C42+C3+)(AlSi7O22)W2
Ca ApatiteCa5(PO4)3A
ScScandium
Sc BazziteBe3Sc2(Si6O18)
TiTitanium
Ti AnataseTiO2
Ti BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Ti RutileTiO2
Ti TitaniteCaTiO(SiO4)
FeIron
Fe Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Fe AndraditeCa3Fe23+(SiO4)3
Fe BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Fe BorniteCu5FeS4
Fe Pyrite var. Bravoite(Fe,Ni)S2
Fe ChalcopyriteCuFeS2
Fe ChamositeFe52+Al(AlSi3O10)(OH)8
Fe Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Fe GlauconiteK0.60-0.85(Fe3+,Mg,Al)2(Si,Al)4O10](OH)2
Fe GoethiteFe3+O(OH)
Fe Grunerite◻Fe22+Fe52+(Si8O22)(OH)2
Fe HematiteFe2O3
Fe Hypersthene(Mg,Fe)SiO3
Fe Native IronFe
Fe MagnetiteFe2+Fe23+O4
Fe MarcasiteFeS2
Fe Hematite var. MartiteFe2O3
Fe PyriteFeS2
Fe Riebeckite◻Na2(Fe32+Fe23+)Si8O22(OH)2
Fe VesuvianiteCa19Fe3+Al4(Al6Mg2)(◻4)◻[Si2O7]4[(SiO4)10]O(OH)9
CoCobalt
Co CobaltiteCoAsS
Co LinnaeiteCo2+Co23+S4
Co SiegeniteCoNi2S4
NiNickel
Ni Pyrite var. Bravoite(Fe,Ni)S2
Ni GersdorffiteNiAsS
Ni MeloniteNiTe2
Ni MilleriteNiS
Ni PolydymiteNi2+Ni23+S4
Ni SiegeniteCoNi2S4
CuCopper
Cu Aurichalcite(Zn,Cu)5(CO3)2(OH)6
Cu BorniteCu5FeS4
Cu ChalcopyriteCuFeS2
Cu ChalcociteCu2S
Cu CovelliteCuS
Cu MalachiteCu2(CO3)(OH)2
Cu Rosasite(Cu,Zn)2(CO3)(OH)2
ZnZinc
Zn Aurichalcite(Zn,Cu)5(CO3)2(OH)6
Zn HemimorphiteZn4Si2O7(OH)2 · H2O
Zn Rosasite(Cu,Zn)2(CO3)(OH)2
Zn SmithsoniteZnCO3
Zn SphaleriteZnS
AsArsenic
As CobaltiteCoAsS
As GersdorffiteNiAsS
YYttrium
Y Bastnäsite(Ce/Nd/Y/REE)(CO3)F
Y Tengerite-(Y)Y2(CO3)3 · 2-3H2O
Y Xenotime-(Y)Y(PO4)
ZrZirconium
Zr ZirconZr(SiO4)
MoMolybdenum
Mo MolybdeniteMoS2
AgSilver
Ag Native Gold var. Electrum(Au,Ag)
Ag HessiteAg2Te
Ag Native SilverAg
Ag SylvaniteAgAuTe4
CdCadmium
Cd GreenockiteCdS
SnTin
Sn CassiteriteSnO2
TeTellurium
Te AltaitePbTe
Te HessiteAg2Te
Te MeloniteNiTe2
Te SylvaniteAgAuTe4
BaBarium
Ba BaryteBaSO4
Ba WitheriteBaCO3
LaLanthanum
La ParisiteCa(Ce/La/Nd/REE)2(CO3)3F2
CeCerium
Ce Bastnäsite(Ce/Nd/Y/REE)(CO3)F
Ce Britholite-(Ce)(Ce,Ca)5(SiO4)3OH
Ce ParisiteCa(Ce/La/Nd/REE)2(CO3)3F2
NdNeodymium
Nd Bastnäsite(Ce/Nd/Y/REE)(CO3)F
Nd ParisiteCa(Ce/La/Nd/REE)2(CO3)3F2
AuGold
Au Native Gold var. Electrum(Au,Ag)
Au Native GoldAu
Au SylvaniteAgAuTe4
PbLead
Pb AltaitePbTe
Pb AnglesitePbSO4
Pb CerussitePbCO3
Pb GalenaPbS
Pb PlumbogummitePbAl3(PO4)(PO3OH)(OH)6
ThThorium
Th ThoriteTh(SiO4)

Fossils

There are 100 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.

Occurrences100
Youngest Fossil Listed478 Ma (Early/Lower Ordovician)
Oldest Fossil Listed501 Ma (Cambrian)
Stratigraphic UnitsClick here to view 8 stratigraphic units.
Fossils from RegionClick here to show the list.
Accepted NameHierarchy Age
Gastropoda
class
Animalia : Mollusca : Gastropoda501 - 485.4 Ma
Cambrian
Comanchia
genus
Animalia : Arthropoda : Trilobita : Asaphida : Idahoiidae : Comanchia501 - 485.4 Ma
Cambrian
Conaspis
genus
Animalia : Arthropoda : Trilobita : Asaphida : Ptychaspididae : Conaspis501 - 485.4 Ma
Cambrian
Kendallina
genus
Animalia : Arthropoda : Trilobita : Asaphida : Parabolinoididae : Kendallina501 - 485.4 Ma
Cambrian
Orygmaspis
genus
Animalia : Arthropoda : Trilobita : Asaphida : Parabolinoididae : Orygmaspis501 - 485.4 Ma
Cambrian
Parabolinoides
genus
Animalia : Arthropoda : Trilobita : Asaphida : Parabolinoididae : Parabolinoides501 - 485.4 Ma
Cambrian
Pterocephalia
genus
Animalia : Arthropoda : Trilobita : Asaphida : Pterocephaliidae : Pterocephalia501 - 485.4 Ma
Cambrian
Saratogia
genus
Animalia : Arthropoda : Trilobita : Asaphida : Idahoiidae : Saratogia501 - 485.4 Ma
Cambrian
Taenicephalus
genus
Animalia : Arthropoda : Trilobita : Asaphida : Parabolinoididae : Taenicephalus501 - 485.4 Ma
Cambrian
Wilbernia
genus
Animalia : Arthropoda : Trilobita : Asaphida : Idahoiidae : Wilbernia501 - 485.4 Ma
Cambrian
Blountia
genus
Animalia : Arthropoda : Trilobita : Ptychopariida : Kingstoniidae : Blountia501 - 485.4 Ma
Cambrian
Burnetiella
genus
Animalia : Arthropoda : Trilobita : Ptychopariida : Dokimocephalidae : Burnetiella501 - 485.4 Ma
Cambrian
Cliffia
genus
Animalia : Arthropoda : Trilobita : Ptychopariida : Elviniidae : Cliffia501 - 485.4 Ma
Cambrian
Elvinia
genus
Animalia : Arthropoda : Trilobita : Ptychopariida : Elviniidae : Elvinia501 - 485.4 Ma
Cambrian
Elyaspis
genus
Animalia : Arthropoda : Trilobita : Ptychopariida : Elviniidae : Elyaspis501 - 485.4 Ma
Cambrian
Entomaspis
genus
Animalia : Arthropoda : Trilobita : Harpetida : Harpetidae : Entomaspis501 - 485.4 Ma
Cambrian
Iddingsia
genus
Animalia : Arthropoda : Trilobita : Ptychopariida : Dokimocephalidae : Iddingsia501 - 485.4 Ma
Cambrian
Irvingella
genus
Animalia : Arthropoda : Trilobita : Ptychopariida : Elviniidae : Irvingella501 - 485.4 Ma
Cambrian
Pelicephalus
genus
Animalia : Arthropoda : Trilobita : Ptychopariida : Pelicephalus501 - 485.4 Ma
Cambrian
Sulcocephalus
genus
Animalia : Arthropoda : Trilobita : Ptychopariida : Dokimocephalidae : Sulcocephalus501 - 485.4 Ma
Cambrian
Tricrepicephalus
genus
Animalia : Arthropoda : Trilobita : Ptychopariida : Tricrepicephalidae : Tricrepicephalus501 - 485.4 Ma
Cambrian
Xenocheilos
genus
Animalia : Arthropoda : Trilobita : Ptychopariida : Norwoodiidae : Xenocheilos501 - 485.4 Ma
Cambrian
Echinodermata
phylum
Animalia : Echinodermata501 - 485.4 Ma
Cambrian
Gasconadia putilla
species
Animalia : Mollusca : Gastropoda : Sinuopeidae : Gasconadia : Gasconadia putilla485.4 - 477.7 Ma
Paleozoic
Schizopea normalis
species
Animalia : Mollusca : Gastropoda : Sinuopeidae : Schizopea : Schizopea normalis501 - 485.4 Ma
Cambrian
Euconia conicus
species
Animalia : Mollusca : Gastropoda : Sinuopeidae : Euconia : Euconia conicus485.4 - 477.7 Ma
Paleozoic
Potosiplina delorensis
species
Animalia : Mollusca : Tergomya : Tryblidiida : Proplinidae : Potosiplina : Potosiplina delorensis501 - 485.4 Ma
Cambrian
Irondalia irondalensis
species
Animalia : Mollusca : Tergomya : Tryblidiida : Proplinidae : Irondalia : Irondalia irondalensis501 - 485.4 Ma
Cambrian
Ulrichoconus bonneterrense
species
Animalia : Mollusca : Tergomya : Hypseloconida : Shelbyoceridae : Ulrichoconus : Ulrichoconus bonneterrense501 - 485.4 Ma
Cambrian
Strepsodiscus major
species
Animalia : Mollusca : Gastropoda : Bellerophontida : Tropidodiscidae : Strepsodiscus : Strepsodiscus major501 - 477.7 Ma
Paleozoic
Archeoconus missourensis
species
Animalia : Mollusca : Tergomya : Hypseloconida : Shelbyoceridae : Archeoconus : Archeoconus missourensis501 - 485.4 Ma
Cambrian
Bipulvina croftsae
species
Animalia : Mollusca : Tergomya : Tryblidiida : Tryblidiidae : Bipulvina : Bipulvina croftsae485.4 - 477.7 Ma
Paleozoic
Hemithecella eminensis
species
Animalia : Mollusca : Polyplacophora : Mattheviidae : Hemithecella : Hemithecella eminensis501 - 485.4 Ma
Cambrian
Hemithecella expansa
species
Animalia : Mollusca : Polyplacophora : Mattheviidae : Hemithecella : Hemithecella expansa485.4 - 477.7 Ma
Paleozoic
Hypseloconus bonneterrense
species
Animalia : Mollusca : Tergomya : Hypseloconida : Hypseloconus : Hypseloconus bonneterrense501 - 485.4 Ma
Cambrian
Kirengella washingtonense
species
Animalia : Mollusca : Tergomya : Tryblidiida : Kirengellidae : Kirengella : Kirengella washingtonense501 - 485.4 Ma
Cambrian
Orthoconus striatus
species
Animalia : Mollusca : Tergomya : Kiringellida : Hypseloconidae : Orthoconus : Orthoconus striatus501 - 485.4 Ma
Cambrian
Shelbyoceras robustum
species
Animalia : Mollusca : Tergomya : Kiringellida : Hypseloconidae : Shelbyoceras : Shelbyoceras robustum501 - 485.4 Ma
Cambrian
Biloboconus frizzelli
species
Animalia : Mollusca : Tergomya : Hypseloconida : Shelbyoceridae : Biloboconus : Biloboconus frizzelli501 - 485.4 Ma
Cambrian
Pseudagnostus communis
species
Animalia : Arthropoda : Trilobita : Agnostida : Diplagnostidae : Pseudagnostus : Pseudagnostus communis501 - 485.4 Ma
Cambrian
Drabia curtoccipita
species
Animalia : Arthropoda : Trilobita : Ptychopariida : Phylacteridae : Drabia : Drabia curtoccipita501 - 485.4 Ma
Cambrian
Chelodes cooperi
species
Animalia : Mollusca : Polyplacophora : Mattheviidae : Chelodes : Chelodes cooperi501 - 485.4 Ma
Cambrian
Aulochiton sannerae
species
Animalia : Mollusca : Polyplacophora : Aulochitonidae : Aulochiton : Aulochiton sannerae501 - 485.4 Ma
Cambrian
Paradycheia dorisae
species
Animalia : Mollusca : Polyplacophora : Dycheiidae : Paradycheia : Paradycheia dorisae501 - 485.4 Ma
Cambrian
Housia ovata
species
Animalia : Arthropoda : Trilobita : Asaphida : Pterocephaliidae : Housia : Housia ovata501 - 485.4 Ma
Cambrian
Parahousia constricta
species
Animalia : Arthropoda : Trilobita : Asaphida : Pterocephaliidae : Parahousia : Parahousia constricta501 - 485.4 Ma
Cambrian
Burenoceras pumilum
species
Animalia : Mollusca : Cephalopoda : Ellesmeroceratidae : Burenoceras : Burenoceras pumilum485.4 - 477.7 Ma
Paleozoic
Finkelnburgia missouriensis
species
Animalia : Brachiopoda : Rhynchonellata : Orthida : Finkelnburgiidae : Finkelnburgia : Finkelnburgia missouriensis501 - 485.4 Ma
Cambrian
Fossil LocalitiesClick to show 14 fossil localities

Other Databases

Wikipedia:https://en.wikipedia.org/wiki/Washington_County,_Missouri
Wikidata ID:Q496486
GeoNames ID:4413630

Localities in this Region

Other Regions, Features and Areas that Intersect

North AmericaContinent
North America PlateTectonic 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

 
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