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Wright Mine, Chester Emery Mines, Chester, Hampden Co., Massachusetts, USAi
Regional Level Types
Wright MineMine
Chester Emery MinesGroup of Mines
Chester- not defined -
Hampden Co.County
MassachusettsState
USACountry

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Key
Latitude & Longitude (WGS84):
42° 16' 16'' North , 72° 58' 8'' West
Latitude & Longitude (decimal):
Locality type:
Nearest Settlements:
PlacePopulationDistance
Chester627 (2017)1.2km
Huntington936 (2017)8.6km
Middlefield551 (2017)9.4km
Blandford393 (2017)10.6km
Becket1,786 (2017)11.5km


The first of the Chester emery mines to be worked.

Select Mineral List Type

Standard Detailed Gallery Strunz Dana Chemical Elements

Mineral List


19 valid minerals.

Rock Types Recorded

Note: 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:

Actinolite
Formula: ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22OH2
Reference: Alan R. Plante, Personal field and lab notes, 1982-1985
Amesite
Formula: Mg2Al(AlSiO5)(OH)4
Reference: Alan R. Plante, Personal field and lab notes, 1982-1985
Aragonite
Formula: CaCO3
Reference: Alan R. Plante, Personal field and lab notes, 1982-1985
'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3[AlSi3O10(OH)2
Reference: Alan R. Plante, Personal field and lab notes, 1982-1985
Brookite
Formula: TiO2
Reference: Alan R. Plante, Personal field and lab notes, 1982-1985
Calcite
Formula: CaCO3
Reference: Alan R. Plante, Personal field and lab notes, 1982-1985
Chalcopyrite
Formula: CuFeS2
Reference: Alan R. Plante, Personal field and lab notes, 1982-1985
Chloritoid
Formula: (Fe2+,Mg,Mn2+)Al2(SiO4)O(OH)2
Reference: Alan R. Plante, Personal field and lab notes, 1982-1985
Clinochlore
Formula: Mg5Al(AlSi3O10)(OH)8
Reference: Alan R. Plante, Personal field and lab notes, 1982-1985
Corundum
Formula: Al2O3
Reference: Alan R. Plante, Personal field and lab notes, 1982-1985
Diaspore
Formula: AlO(OH)
Reference: Min Rec (1978) 9:235-242
Epidote
Formula: {Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Reference: Alan R. Plante, Personal field and lab notes, 1982-1985
Magnetite
Formula: Fe2+Fe3+2O4
Reference: Min Rec (1978) 9:235-242
Malachite
Formula: Cu2(CO3)(OH)2
Colour: green
Description: Minor coatings from alteration of chalcopyrite.
Reference: Former Ronald Januzzi collection
Margarite
Formula: CaAl2(Al2Si2O10)(OH)2
Reference: Min Rec (1978) 9:235-242
Pyrite
Formula: FeS2
Reference: Alan R. Plante, Personal field and lab notes, 1982-1985
Quartz
Formula: SiO2
Reference: Alan R. Plante, Personal field and lab notes, 1982-1985
Rutile
Formula: TiO2
Reference: Alan R. Plante, Personal field and lab notes, 1982-1985
Talc
Formula: Mg3Si4O10(OH)2
Reference: Alan R. Plante, Personal field and lab notes, 1982-1985
Titanite
Formula: CaTi(SiO4)O
Reference: Alan R. Plante, Personal field and lab notes, 1982-1985

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
Chalcopyrite2.CB.10aCuFeS2
Pyrite2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
Brookite4.DD.10TiO2
Corundum4.CB.05Al2O3
Diaspore4.FD.10AlO(OH)
Magnetite4.BB.05Fe2+Fe3+2O4
Quartz4.DA.05SiO2
Rutile4.DB.05TiO2
Group 5 - Nitrates and Carbonates
Aragonite5.AB.15CaCO3
Calcite5.AB.05CaCO3
Malachite5.BA.10Cu2(CO3)(OH)2
Group 9 - Silicates
Actinolite9.DE.10◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22OH2
Amesite9.ED.15Mg2Al(AlSiO5)(OH)4
Chloritoid9.AF.85(Fe2+,Mg,Mn2+)Al2(SiO4)O(OH)2
Clinochlore9.EC.55Mg5Al(AlSi3O10)(OH)8
Epidote9.BG.05a{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Margarite9.EC.30CaAl2(Al2Si2O10)(OH)2
Talc9.EC.05Mg3Si4O10(OH)2
Titanite9.AG.15CaTi(SiO4)O
Unclassified Minerals, Rocks, etc.
'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3[AlSi3O10(OH)2

List of minerals arranged by Dana 8th Edition classification

Group 2 - SULFIDES
AmBnXp, with (m+n):p = 1:1
Chalcopyrite2.9.1.1CuFeS2
AmBnXp, with (m+n):p = 1:2
Pyrite2.12.1.1FeS2
Group 4 - SIMPLE OXIDES
A2X3
Corundum4.3.1.1Al2O3
AX2
Brookite4.4.5.1TiO2
Rutile4.4.1.1TiO2
Group 6 - HYDROXIDES AND OXIDES CONTAINING HYDROXYL
XO(OH)
Diaspore6.1.1.1AlO(OH)
Group 7 - MULTIPLE OXIDES
AB2X4
Magnetite7.2.2.3Fe2+Fe3+2O4
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Calcite14.1.1.1CaCO3
Group 16a - ANHYDROUS CARBONATES CONTAINING HYDROXYL OR HALOGEN
Malachite16a.3.1.1Cu2(CO3)(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] coordination only
Chloritoid52.3.3.1(Fe2+,Mg,Mn2+)Al2(SiO4)O(OH)2
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)
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 1:1 layers
Amesite71.1.2c.1Mg2Al(AlSiO5)(OH)4
Sheets of 6-membered rings with 2:1 layers
Margarite71.2.2c.1CaAl2(Al2Si2O10)(OH)2
Talc71.2.1.3Mg3Si4O10(OH)2
Sheets of 6-membered rings interlayered 1:1, 2:1, and octahedra
Clinochlore71.4.1.4Mg5Al(AlSi3O10)(OH)8
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)Si8O22OH2
Aragonite-CaCO3
'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3[AlSi3O10(OH)2

List of minerals for each chemical element

HHydrogen
H MargariteCaAl2(Al2Si2O10)(OH)2
H Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22OH2
H DiasporeAlO(OH)
H AmesiteMg2Al(AlSiO5)(OH)4
H BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3[AlSi3O10(OH)2
H ClinochloreMg5Al(AlSi3O10)(OH)8
H Chloritoid(Fe2+,Mg,Mn2+)Al2(SiO4)O(OH)2
H Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
H TalcMg3Si4O10(OH)2
H MalachiteCu2(CO3)(OH)2
CCarbon
C AragoniteCaCO3
C CalciteCaCO3
C MalachiteCu2(CO3)(OH)2
OOxygen
O MargariteCaAl2(Al2Si2O10)(OH)2
O MagnetiteFe2+Fe23+O4
O Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22OH2
O DiasporeAlO(OH)
O AmesiteMg2Al(AlSiO5)(OH)4
O AragoniteCaCO3
O BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3[AlSi3O10(OH)2
O BrookiteTiO2
O CalciteCaCO3
O ClinochloreMg5Al(AlSi3O10)(OH)8
O Chloritoid(Fe2+,Mg,Mn2+)Al2(SiO4)O(OH)2
O CorundumAl2O3
O Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
O QuartzSiO2
O RutileTiO2
O TalcMg3Si4O10(OH)2
O TitaniteCaTi(SiO4)O
O MalachiteCu2(CO3)(OH)2
FFluorine
F BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3[AlSi3O10(OH)2
MgMagnesium
Mg Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22OH2
Mg AmesiteMg2Al(AlSiO5)(OH)4
Mg BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3[AlSi3O10(OH)2
Mg ClinochloreMg5Al(AlSi3O10)(OH)8
Mg Chloritoid(Fe2+,Mg,Mn2+)Al2(SiO4)O(OH)2
Mg TalcMg3Si4O10(OH)2
AlAluminium
Al MargariteCaAl2(Al2Si2O10)(OH)2
Al DiasporeAlO(OH)
Al AmesiteMg2Al(AlSiO5)(OH)4
Al BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3[AlSi3O10(OH)2
Al ClinochloreMg5Al(AlSi3O10)(OH)8
Al Chloritoid(Fe2+,Mg,Mn2+)Al2(SiO4)O(OH)2
Al CorundumAl2O3
Al Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
SiSilicon
Si MargariteCaAl2(Al2Si2O10)(OH)2
Si Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22OH2
Si AmesiteMg2Al(AlSiO5)(OH)4
Si BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3[AlSi3O10(OH)2
Si ClinochloreMg5Al(AlSi3O10)(OH)8
Si Chloritoid(Fe2+,Mg,Mn2+)Al2(SiO4)O(OH)2
Si Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Si QuartzSiO2
Si TalcMg3Si4O10(OH)2
Si TitaniteCaTi(SiO4)O
SSulfur
S ChalcopyriteCuFeS2
S PyriteFeS2
KPotassium
K BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3[AlSi3O10(OH)2
CaCalcium
Ca MargariteCaAl2(Al2Si2O10)(OH)2
Ca Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22OH2
Ca AragoniteCaCO3
Ca CalciteCaCO3
Ca Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Ca TitaniteCaTi(SiO4)O
TiTitanium
Ti BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3[AlSi3O10(OH)2
Ti BrookiteTiO2
Ti RutileTiO2
Ti TitaniteCaTi(SiO4)O
MnManganese
Mn Chloritoid(Fe2+,Mg,Mn2+)Al2(SiO4)O(OH)2
FeIron
Fe MagnetiteFe2+Fe23+O4
Fe Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22OH2
Fe BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3[AlSi3O10(OH)2
Fe ChalcopyriteCuFeS2
Fe Chloritoid(Fe2+,Mg,Mn2+)Al2(SiO4)O(OH)2
Fe Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Fe PyriteFeS2
CuCopper
Cu ChalcopyriteCuFeS2
Cu MalachiteCu2(CO3)(OH)2

References

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Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Pratt, J. A. (1906): Corundum and Its Occurrence and Distribution in the United States, USGS Bulletin 269.

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North America PlateTectonic Plate

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