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Crugers Emery Mine, Montrose, Cortlandt Township, Westchester Co., New York, USAi
Regional Level Types
Crugers Emery MineMine
Montrose- not defined -
Cortlandt TownshipTownship
Westchester Co.County
New YorkState
USACountry

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Latitude & Longitude (WGS84): 41° 15' 14'' North , 73° 55' 18'' West
Latitude & Longitude (decimal): 41.25389,-73.92167
GeoHash:G#: dr76ty5ck
Locality type:Mine
Köppen climate type:Cfa : Humid subtropical climate


An emery mine opened & closed before 1933. Located at Dutch Street near Montrose, 2 miles South of Peekskill (which actually puts it in Cortlandt Township, although the local emery mines have historically been attributed to Peekskill, since that was the closest urban center).

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


13 valid minerals.

Rock Types Recorded

Note: this is a very new system on mindat.org and data is currently VERY limited. Please bear with us while we work towards adding this information!

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

Albite
Formula: Na(AlSi3O8)
Reference: The Minerals of New York City & Its Environs, New York Mineralogical Club Bull., Vol. 3, No. 1, Manchester, J.G. (1931): 70.
Albite var: Oligoclase
Formula: (Na,Ca)[Al(Si,Al)Si2O8]
Reference: The Minerals of New York City & Its Environs, New York Mineralogical Club Bull., Vol. 3, No. 1, Manchester, J.G. (1931): 70.
'Amphibole Supergroup'
Formula: AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Reference: The Minerals of New York City & Its Environs, New York Mineralogical Club Bull., Vol. 3, No. 1, Manchester, J.G. (1931): 70.
'Biotite'
Reference: The Minerals of New York City & Its Environs, New York Mineralogical Club Bull., Vol. 3, No. 1, Manchester, J.G. (1931): 70.
Calcite
Formula: CaCO3
Reference: The Minerals of New York City & Its Environs, New York Mineralogical Club Bull., Vol. 3, No. 1, Manchester, J.G. (1931): 70.
'Chlorite Group'
Reference: The Minerals of New York City & Its Environs, New York Mineralogical Club Bull., Vol. 3, No. 1, Manchester, J.G. (1931): 72.
'Corundite'
Reference: Rocks & Min.:8:39.
Corundum
Formula: Al2O3
Reference: The Minerals of New York City & Its Environs, New York Mineralogical Club Bull., Vol. 3, No. 1, Manchester, J.G. (1931): 70.; The Minerals of New York City & Its Environs, New York Mineralogical Club Bull., Vol. 3, No. 1, Manchester, J.G. (1931): 72.
'Garnet Group'
Formula: X3Z2(SiO4)3
Reference: The Minerals of New York City & Its Environs, New York Mineralogical Club Bull., Vol. 3, No. 1, Manchester, J.G. (1931): 70.; The Minerals of New York City & Its Environs, New York Mineralogical Club Bull., Vol. 3, No. 1, Manchester, J.G. (1931): 72.
Hercynite
Formula: Fe2+Al2O4
Reference: The Minerals of New York City & Its Environs, New York Mineralogical Club Bull., Vol. 3, No. 1, Manchester, J.G. (1931): 70.; The Minerals of New York City & Its Environs, New York Mineralogical Club Bull., Vol. 3, No. 1, Manchester, J.G. (1931): 72.
Kyanite
Formula: Al2(SiO4)O
Reference: The Minerals of New York City & Its Environs, New York Mineralogical Club Bull., Vol. 3, No. 1, Manchester, J.G. (1931): 70.; The Minerals of New York City & Its Environs, New York Mineralogical Club Bull., Vol. 3, No. 1, Manchester, J.G. (1931): 72.
Magnesiohögbomite-6N6S
Formula: [(Mg,Fe2+)3(Al,Ti,Fe3+)8O15(OH)]6
Reference: Jan H. Bernard and Jaroslav Hyrsl (2004) Minerals and their Localities, p 368.
Magnetite
Formula: Fe2+Fe3+2O4
Reference: The Minerals of New York City & Its Environs, New York Mineralogical Club Bull., Vol. 3, No. 1, Manchester, J.G. (1931): 70.; The Minerals of New York City & Its Environs, New York Mineralogical Club Bull., Vol. 3, No. 1, Manchester, J.G. (1931): 72.
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Reference: The Minerals of New York City & Its Environs, New York Mineralogical Club Bull., Vol. 3, No. 1, Manchester, J.G. (1931): 70.
Opal
Formula: SiO2 · nH2O
Reference: Rocks & Min.:8:39.
'Pyroxene Group'
Reference: The Minerals of New York City & Its Environs, New York Mineralogical Club Bull., Vol. 3, No. 1, Manchester, J.G. (1931): 70.
Quartz
Formula: SiO2
Reference: The Minerals of New York City & Its Environs, New York Mineralogical Club Bull., Vol. 3, No. 1, Manchester, J.G. (1931): 70.; The Minerals of New York City & Its Environs, New York Mineralogical Club Bull., Vol. 3, No. 1, Manchester, J.G. (1931): 72.
Sillimanite
Formula: Al2(SiO4)O
Reference: The Minerals of New York City & Its Environs, New York Mineralogical Club Bull., Vol. 3, No. 1, Manchester, J.G. (1931): 70.; The Minerals of New York City & Its Environs, New York Mineralogical Club Bull., Vol. 3, No. 1, Manchester, J.G. (1931): 72.
Spinel
Formula: MgAl2O4
Reference: The Minerals of New York City & Its Environs, New York Mineralogical Club Bull., Vol. 3, No. 1, Manchester, J.G. (1931): 70.
Spinel var: Ceylonite
Formula: MgAl2O4
Reference: The Minerals of New York City & Its Environs, New York Mineralogical Club Bull., Vol. 3, No. 1, Manchester, J.G. (1931): 70.
Staurolite
Formula: Fe2+2Al9Si4O23(OH)
Reference: The Minerals of New York City & Its Environs, New York Mineralogical Club Bull., Vol. 3, No. 1, Manchester, J.G. (1931): 70.
'Tourmaline'
Formula: A(D3)G6(T6O18)(BO3)3X3Z
Reference: The Minerals of New York City & Its Environs, New York Mineralogical Club Bull., Vol. 3, No. 1, Manchester, J.G. (1931): 72.

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
Corundum4.CB.05Al2O3
Hercynite4.BB.05Fe2+Al2O4
Magnesiohögbomite-6N6S4.CB.20[(Mg,Fe2+)3(Al,Ti,Fe3+)8O15(OH)]6
Magnetite4.BB.05Fe2+Fe3+2O4
Opal4.DA.10SiO2 · nH2O
Quartz4.DA.05SiO2
Spinel4.BB.05MgAl2O4
var: Ceylonite4.BB.05MgAl2O4
Group 5 - Nitrates and Carbonates
'Calcite'5.AB.05CaCO3
Group 9 - Silicates
'Albite'9.FA.35Na(AlSi3O8)
var: Oligoclase9.FA.35(Na,Ca)[Al(Si,Al)Si2O8]
Kyanite9.AF.15Al2(SiO4)O
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
Sillimanite9.AF.05Al2(SiO4)O
Staurolite9.AF.30Fe2+2Al9Si4O23(OH)
Unclassified Minerals, Rocks, etc.
'Amphibole Supergroup'-AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
'Biotite'-
Chlorite Group-
Corundite-
Garnet Group-X3Z2(SiO4)3
Pyroxene Group-
Tourmaline-A(D3)G6(T6O18)(BO3)3X3Z

List of minerals arranged by Dana 8th Edition classification

Group 4 - SIMPLE OXIDES
A2X3
Corundum4.3.1.1Al2O3
Group 7 - MULTIPLE OXIDES
AB2X4
Hercynite7.2.1.3Fe2+Al2O4
Magnetite7.2.2.3Fe2+Fe3+2O4
Spinel7.2.1.1MgAl2O4
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Calcite14.1.1.1CaCO3
Group 52 - NESOSILICATES Insular SiO4 Groups and O,OH,F,H2O
Insular SiO4 Groups and O, OH, F, and H2O with cations in [4] and >[4] coordination
Kyanite52.2.2c.1Al2(SiO4)O
Sillimanite52.2.2a.1Al2(SiO4)O
Staurolite52.2.3.1Fe2+2Al9Si4O23(OH)
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
Muscovite71.2.2a.1KAl2(AlSi3O10)(OH)2
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Si Tetrahedral Frameworks - SiO2 with H2O and organics
Opal75.2.1.1SiO2 · nH2O
Group 76 - TECTOSILICATES Al-Si Framework
Al-Si Framework with Al-Si frameworks
Albite76.1.3.1Na(AlSi3O8)
Unclassified Minerals, Rocks, etc.
var: Oligoclase-(Na,Ca)[Al(Si,Al)Si2O8]
'Amphibole Supergroup'-AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
'Biotite'-
'Chlorite Group'-
'Corundite'-
'Garnet Group'-X3Z2(SiO4)3
Magnesiohögbomite-6N6S-[(Mg,Fe2+)3(Al,Ti,Fe3+)8O15(OH)]6
'Pyroxene Group'-
Spinel
var: Ceylonite
-MgAl2O4
'Tourmaline'-A(D3)G6(T6O18)(BO3)3X3Z

List of minerals for each chemical element

HHydrogen
H Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
H Magnesiohögbomite-6N6S[(Mg,Fe2+)3(Al,Ti,Fe3+)8O15(OH)]6
H MuscoviteKAl2(AlSi3O10)(OH)2
H OpalSiO2 · nH2O
H StauroliteFe22+Al9Si4O23(OH)
BBoron
B TourmalineA(D3)G6(T6O18)(BO3)3X3Z
CCarbon
C CalciteCaCO3
OOxygen
O AlbiteNa(AlSi3O8)
O Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
O CalciteCaCO3
O Spinel (var: Ceylonite)MgAl2O4
O CorundumAl2O3
O Garnet GroupX3Z2(SiO4)3
O HercyniteFe2+Al2O4
O KyaniteAl2(SiO4)O
O Magnesiohögbomite-6N6S[(Mg,Fe2+)3(Al,Ti,Fe3+)8O15(OH)]6
O MagnetiteFe2+Fe23+O4
O MuscoviteKAl2(AlSi3O10)(OH)2
O Albite (var: Oligoclase)(Na,Ca)[Al(Si,Al)Si2O8]
O OpalSiO2 · nH2O
O QuartzSiO2
O SillimaniteAl2(SiO4)O
O SpinelMgAl2O4
O StauroliteFe22+Al9Si4O23(OH)
O TourmalineA(D3)G6(T6O18)(BO3)3X3Z
FFluorine
F Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
NaSodium
Na AlbiteNa(AlSi3O8)
Na Albite (var: Oligoclase)(Na,Ca)[Al(Si,Al)Si2O8]
MgMagnesium
Mg Spinel (var: Ceylonite)MgAl2O4
Mg Magnesiohögbomite-6N6S[(Mg,Fe2+)3(Al,Ti,Fe3+)8O15(OH)]6
Mg SpinelMgAl2O4
AlAluminium
Al AlbiteNa(AlSi3O8)
Al Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Al Spinel (var: Ceylonite)MgAl2O4
Al CorundumAl2O3
Al HercyniteFe2+Al2O4
Al KyaniteAl2(SiO4)O
Al Magnesiohögbomite-6N6S[(Mg,Fe2+)3(Al,Ti,Fe3+)8O15(OH)]6
Al MuscoviteKAl2(AlSi3O10)(OH)2
Al Albite (var: Oligoclase)(Na,Ca)[Al(Si,Al)Si2O8]
Al SillimaniteAl2(SiO4)O
Al SpinelMgAl2O4
Al StauroliteFe22+Al9Si4O23(OH)
SiSilicon
Si AlbiteNa(AlSi3O8)
Si Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Si Garnet GroupX3Z2(SiO4)3
Si KyaniteAl2(SiO4)O
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si Albite (var: Oligoclase)(Na,Ca)[Al(Si,Al)Si2O8]
Si OpalSiO2 · nH2O
Si QuartzSiO2
Si SillimaniteAl2(SiO4)O
Si StauroliteFe22+Al9Si4O23(OH)
ClChlorine
Cl Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
KPotassium
K MuscoviteKAl2(AlSi3O10)(OH)2
CaCalcium
Ca CalciteCaCO3
Ca Albite (var: Oligoclase)(Na,Ca)[Al(Si,Al)Si2O8]
TiTitanium
Ti Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Ti Magnesiohögbomite-6N6S[(Mg,Fe2+)3(Al,Ti,Fe3+)8O15(OH)]6
FeIron
Fe HercyniteFe2+Al2O4
Fe Magnesiohögbomite-6N6S[(Mg,Fe2+)3(Al,Ti,Fe3+)8O15(OH)]6
Fe MagnetiteFe2+Fe23+O4
Fe StauroliteFe22+Al9Si4O23(OH)

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

Late Ordovician
443.8 - 458.4 Ma



ID: 3004919
Biotite augite norite

Age: Late Ordovician (443.8 - 458.4 Ma)

Stratigraphic Name: Cortlandt Complex

Description: part of Cortlandt and Smaller Mafic Complexes.

Comments: Original map source: NYS Museum, NYS Geological Survey, NYS Museum Technology Center, 1999, bedrock geology of NYS data is distributed in ARC/INFOr EXPORT format (with '.e00' extension) in 5 seperate files based on 1970 printed map sheets, scale 1:250,000.

Lithology: Major:{norite}

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]

Early Ordovician - Cambrian
470 - 541 Ma



ID: 3189854
Paleozoic sedimentary rocks

Age: Paleozoic (470 - 541 Ma)

Lithology: Carbonate

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]

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

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Rocks & Minerals (1933): 8: 39.
Manchester, J.G. (1931) The Minerals of New York City & Its Environs, New York Mineralogical Club Bulletin, Vol. 3, No. 1, 70-72.


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