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Pilot Knob Quarry, Pilot Knob, Iron Co., Missouri, USAi
Regional Level Types
Pilot Knob QuarryQuarry
Pilot Knob- not defined -
Iron Co.County
MissouriState
USACountry

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Key
Lock Map
Latitude & Longitude (WGS84):
37° 37' 9'' North , 90° 38' 0'' West
Latitude & Longitude (decimal):
Locality type:
Köppen climate type:
Nearest Settlements:
PlacePopulationDistance
Pilot Knob713 (2017)0.7km
Ironton1,392 (2017)2.5km
Arcadia575 (2017)3.5km
Iron Mountain Lake717 (2017)8.3km
Bismarck1,500 (2017)16.7km


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

Regions containing this locality

North America PlateTectonic Plate

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


18 valid minerals.

Detailed Mineral List:

Actinolite
Formula: ☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Reference: Rocks & Min. March 1998
Baryte
Formula: BaSO4
Reference: Rocks & Min. March 1998
Calcite
Formula: CaCO3
Reference: Rocks & Min. March 1998
Chalcopyrite
Formula: CuFeS2
Reference: Rocks & Min. March 1998
Dolomite
Formula: CaMg(CO3)2
Reference: Rocks & Min. March 1998
Epidote
Formula: {Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Reference: Rocks & Min. March 1998
'Feldspar Group'
Reference: Rocks & Min. March 1998
Fluorite
Formula: CaF2
Reference: Rocks & Min. March 1998
Galena
Formula: PbS
Reference: Rocks & Min. March 1998
Goethite
Formula: α-Fe3+O(OH)
Reference: Rocks & Min. March 1998
Hematite
Formula: Fe2O3
Reference: Rocks & Min. March 1998
Lazulite
Formula: MgAl2(PO4)2(OH)2
Reference: Rocks & Min. March 1998
Magnetite
Formula: Fe2+Fe3+2O4
Reference: Rocks & Min. March 1998
Molybdenite
Formula: MoS2
Reference: Rocks & Min. March 1998
Pyrite
Formula: FeS2
Reference: Rocks & Min. March 1998
Quartz
Formula: SiO2
Reference: Rocks & Min. March 1998
'Serpentine Subgroup'
Formula: D3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn
Reference: Rocks & Min. March 1998
Talc
Formula: Mg3Si4O10(OH)2
Reference: Rocks & Min. March 1998
Titanite
Formula: CaTi(SiO4)O
Reference: Rocks & Min. March 1998
Zoisite
Formula: Ca2Al3[Si2O7][SiO4]O(OH)
Reference: Rocks & Min. March 1998

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
Chalcopyrite2.CB.10aCuFeS2
Galena2.CD.10PbS
Molybdenite2.EA.30MoS2
Pyrite2.EB.05aFeS2
Group 3 - Halides
Fluorite3.AB.25CaF2
Group 4 - Oxides and Hydroxides
Goethite4.00.α-Fe3+O(OH)
Hematite4.CB.05Fe2O3
Magnetite4.BB.05Fe2+Fe3+2O4
Quartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Dolomite5.AB.10CaMg(CO3)2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Baryte7.AD.35BaSO4
Group 8 - Phosphates, Arsenates and Vanadates
Lazulite8.BB.40MgAl2(PO4)2(OH)2
Group 9 - Silicates
Actinolite9.DE.10☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Epidote9.BG.05a{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Talc9.EC.05Mg3Si4O10(OH)2
Titanite9.AG.15CaTi(SiO4)O
Zoisite9.BG.10Ca2Al3[Si2O7][SiO4]O(OH)
Unclassified Minerals, Rocks, etc.
'Feldspar Group'-
'Serpentine Subgroup'-D3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn

List of minerals arranged by Dana 8th Edition classification

Group 2 - SULFIDES
AmXp, with m:p = 1:1
Galena2.8.1.1PbS
AmBnXp, with (m+n):p = 1:1
Chalcopyrite2.9.1.1CuFeS2
AmBnXp, with (m+n):p = 1:2
Molybdenite2.12.10.1MoS2
Pyrite2.12.1.1FeS2
Group 4 - SIMPLE OXIDES
A2X3
Hematite4.3.1.2Fe2O3
Group 6 - HYDROXIDES AND OXIDES CONTAINING HYDROXYL
XO(OH)
Goethite6.1.1.2α-Fe3+O(OH)
Group 7 - MULTIPLE OXIDES
AB2X4
Magnetite7.2.2.3Fe2+Fe3+2O4
Group 9 - NORMAL HALIDES
AX2
Fluorite9.2.1.1CaF2
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Calcite14.1.1.1CaCO3
AB(XO3)2
Dolomite14.2.1.1CaMg(CO3)2
Group 28 - ANHYDROUS ACID AND NORMAL SULFATES
AXO4
Baryte28.3.1.1BaSO4
Group 41 - ANHYDROUS PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
(AB)3(XO4)2Zq
Lazulite41.10.1.1MgAl2(PO4)2(OH)2
Group 52 - NESOSILICATES Insular SiO4 Groups and O,OH,F,H2O
Insular SiO4 Groups and O, OH, F, and H2O with cations in [6] and/or >[6] coordination
Titanite52.4.3.1CaTi(SiO4)O
Group 58 - SOROSILICATES Insular, Mixed, Single, and Larger Tetrahedral Groups
Insular, Mixed, Single, and Larger Tetrahedral Groups with cations in [6] and higher coordination; single and double groups (n = 1, 2)
Epidote58.2.1a.7{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Zoisite58.2.1b.1Ca2Al3[Si2O7][SiO4]O(OH)
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
Talc71.2.1.3Mg3Si4O10(OH)2
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Unclassified Minerals, Mixtures, etc.
Actinolite-☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
'Feldspar Group'-
'Serpentine Subgroup'-D3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn

List of minerals for each chemical element

HHydrogen
H Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
H Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
H LazuliteMgAl2(PO4)2(OH)2
H ZoisiteCa2Al3[Si2O7][SiO4]O(OH)
H Goethiteα-Fe3+O(OH)
H Serpentine SubgroupD3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn
H TalcMg3Si4O10(OH)2
CCarbon
C CalciteCaCO3
C DolomiteCaMg(CO3)2
OOxygen
O Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
O BaryteBaSO4
O CalciteCaCO3
O Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
O HematiteFe2O3
O LazuliteMgAl2(PO4)2(OH)2
O MagnetiteFe2+Fe23+O4
O TitaniteCaTi(SiO4)O
O ZoisiteCa2Al3[Si2O7][SiO4]O(OH)
O DolomiteCaMg(CO3)2
O Goethiteα-Fe3+O(OH)
O QuartzSiO2
O Serpentine SubgroupD3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn
O TalcMg3Si4O10(OH)2
FFluorine
F FluoriteCaF2
MgMagnesium
Mg Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Mg LazuliteMgAl2(PO4)2(OH)2
Mg DolomiteCaMg(CO3)2
Mg Serpentine SubgroupD3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn
Mg TalcMg3Si4O10(OH)2
AlAluminium
Al Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Al LazuliteMgAl2(PO4)2(OH)2
Al ZoisiteCa2Al3[Si2O7][SiO4]O(OH)
Al Serpentine SubgroupD3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn
SiSilicon
Si Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Si Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Si TitaniteCaTi(SiO4)O
Si ZoisiteCa2Al3[Si2O7][SiO4]O(OH)
Si QuartzSiO2
Si Serpentine SubgroupD3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn
Si TalcMg3Si4O10(OH)2
PPhosphorus
P LazuliteMgAl2(PO4)2(OH)2
SSulfur
S BaryteBaSO4
S MolybdeniteMoS2
S ChalcopyriteCuFeS2
S GalenaPbS
S PyriteFeS2
CaCalcium
Ca Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Ca CalciteCaCO3
Ca Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Ca FluoriteCaF2
Ca TitaniteCaTi(SiO4)O
Ca ZoisiteCa2Al3[Si2O7][SiO4]O(OH)
Ca DolomiteCaMg(CO3)2
TiTitanium
Ti TitaniteCaTi(SiO4)O
MnManganese
Mn Serpentine SubgroupD3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn
FeIron
Fe Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Fe Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Fe HematiteFe2O3
Fe MagnetiteFe2+Fe23+O4
Fe ChalcopyriteCuFeS2
Fe Goethiteα-Fe3+O(OH)
Fe PyriteFeS2
Fe Serpentine SubgroupD3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn
NiNickel
Ni Serpentine SubgroupD3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn
CuCopper
Cu ChalcopyriteCuFeS2
ZnZinc
Zn Serpentine SubgroupD3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn
MoMolybdenum
Mo MolybdeniteMoS2
BaBarium
Ba BaryteBaSO4
PbLead
Pb GalenaPbS

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

Paleozoic
251.902 - 541 Ma



ID: 3187973
Paleozoic sedimentary rocks

Age: Phanerozoic (251.902 - 541 Ma)

Lithology: Sedimentary rocks

Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529. [154]

Furongian
485.4 - 497 Ma



ID: 2926811
Elvins Group - (including Derby-Doerun Dolomite, Davis Formation), Bonneterre Dolomite

Age: Furongian (485.4 - 497 Ma)

Stratigraphic Name: Derby-Doerun Dolomite; Davis Formation; Bonneterre Dolomite

Description: Derby-Doerun Dolomite - alternating thin dolomite, siltstone, and shale; Davis Formation - glauconitic shale with fine - grained sandstone, limestone, and dolomite); Bonneterre Dolomite - dolomite, dolomitic limestone, and limestone; glauconitic in lower part.

Comments: Elvins Group- (including Derby-Doerun Dolomite- (200 ft. max) dolomite with alternating siltstone and shale; Davis FM- (225 ft. max) glauconitic shale with sandstone, limestone and dolomite); Bonnetterre Dolomite- (200 ft. max) dolomite and dolomitic limestone, limestone; glauconitic in lower part, (including Whetstone Creek member- ( 35 ft. max) gray dolomite with shale partings; Sullivan Siltstone- (20 ft. max) siltstone with minor conglomerate. In Southeastern MO- The Bonneterre FM is host to Mississippi Valley type Pb-Zn deposits and Cu, Ni, and Co deposits, at its contact around dome of Precabrian rock in the St. Francois Mtns. The main commodty is lead from galena, sphalerite ore. Original map source: Missouri Department of Natural Resources, Geological Survey and Resource Assessment Division, 2005, Bedrock geology, State of Missouri: Missouri Department of Natural Resources, scale 1:500,000.

Lithology: Major:{dolostone,shale,siltstone}, Minor:{sandstone,limestone}, Incidental:{conglomerate}

Reference: Horton, J.D., C.A. San Juan, and D.B. Stoeser. The State Geologic Map Compilation (SGMC) geodatabase of the conterminous United States. doi: 10.3133/ds1052. U.S. Geological Survey Data Series 1052. [133]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License


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