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Northfield, Franklin Co., Massachusetts, USA

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Latitude & Longitude (WGS84): 42° 41' 45'' North , 72° 27' 12'' West
Latitude & Longitude (decimal): 42.69583,-72.45333
GeoHash:G#: drs6zk916
Köppen climate type:Dfb : Warm-summer humid continental climate


The town of Northfield was officially incorporated in 1723.

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Standard Detailed Strunz Dana 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

26 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!

Rock list contains entries from the region specified including sub-localities

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Alphabetical List Tree Diagram

Detailed Mineral List:

Almandine
Formula: Fe2+3Al2(SiO4)3
Analcime
Formula: Na(AlSi2O6) · H2O
Baryte
Formula: BaSO4
Beryl
Formula: Be3Al2(Si6O18)
Reference: Emerson, B.K. Geology of Massachusetts and Rhode Island, 1917. (USGS Bulletin 597), p.258
Beryl var: Heliodor
Formula: Be3Al2(Si6O18)
Reference: Gems and Minerals of America- Jay Ellis Ransom-1974
'Biotite'
Calcite
Formula: CaCO3
Cerussite
Formula: PbCO3
Chabazite-Ca
Formula: (Ca,K2,Na2)2[Al2Si4O12]2 · 12H2O
Chalcopyrite
Formula: CuFeS2
'Columbite-(Fe)-Columbite-(Mn) Series'
Reference: Emerson, B.K. Geology of Massachusetts and Rhode Island, 1917. (USGS Bulletin 597), p.258
Dolomite
Formula: CaMg(CO3)2
Epidote
Formula: {Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Reference: Emerson, B.K. Geology of Massachusetts and Rhode Island, 1917. (USGS Bulletin 597), p.258
Fluorite
Formula: CaF2
'Fulgurite'
Formula: SiO2
Reference: Rocks & Min., Jan/Feb. 1980
Galena
Formula: PbS
'Garnet Group'
Formula: X3Z2(SiO4)3
Reference: Gleba, 1978. Massachusetts Mineral & Fossil Localities
Goethite
Formula: α-Fe3+O(OH)
Graphite
Formula: C
'commodity:Graphite'
Harmotome
Formula: (Ba0.5,Ca0.5,K,Na)5[Al5Si11O32] · 12H2O
Hematite
Formula: Fe2O3
Reference: Emerson, B.K. Geology of Massachusetts and Rhode Island, 1917. (USGS Bulletin 597), p.258
'commodity:Lead'
Formula: Pb
Lechatelierite
Formula: SiO2
Reference: Rocks & Min., Jan/Feb. 1980
'Limonite'
Formula: (Fe,O,OH,H2O)
Mimetite
Formula: Pb5(AsO4)3Cl
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Reference: Emerson, B.K. Geology of Massachusetts and Rhode Island, 1917. (USGS Bulletin 597), p.258
Prehnite
Formula: Ca2Al2Si3O10(OH)2
Pyrite
Formula: FeS2
Quartz
Formula: SiO2
Sphalerite
Formula: ZnS
Staurolite
Formula: Fe2+2Al9Si4O23(OH)
'Stilbite subgroup'
Wurtzite
Formula: (Zn,Fe)S
Zoisite
Formula: {Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Reference: Emerson, B.K. Geology of Massachusetts and Rhode Island, 1917. (USGS Bulletin 597), p.258

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
'Graphite'1.CB.05aC
Group 2 - Sulphides and Sulfosalts
'Chalcopyrite'2.CB.10aCuFeS2
'Galena'2.CD.10PbS
Pyrite2.EB.05aFeS2
Sphalerite2.CB.05aZnS
Wurtzite2.CB.45(Zn,Fe)S
Group 3 - Halides
'Fluorite'3.AB.25CaF2
Group 4 - Oxides and Hydroxides
'Goethite'4.00.α-Fe3+O(OH)
Hematite4.CB.05Fe2O3
Lechatelierite4.DA.30SiO2
Quartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
'Calcite'5.AB.05CaCO3
'Cerussite'5.AB.15PbCO3
'Dolomite'5.AB.10CaMg(CO3)2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
'Baryte'7.AD.35BaSO4
Group 8 - Phosphates, Arsenates and Vanadates
Mimetite8.BN.05Pb5(AsO4)3Cl
Group 9 - Silicates
'Almandine'9.AD.25Fe2+3Al2(SiO4)3
'Analcime'9.GB.05Na(AlSi2O6) · H2O
'Beryl'9.CJ.05Be3Al2(Si6O18)
var: Heliodor9.CJ.05Be3Al2(Si6O18)
'Chabazite-Ca'9.GD.10(Ca,K2,Na2)2[Al2Si4O12]2 · 12H2O
'Epidote'9.BG.05a{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
'Harmotome'9.GC.10(Ba0.5,Ca0.5,K,Na)5[Al5Si11O32] · 12H2O
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
Prehnite9.DP.20Ca2Al2Si3O10(OH)2
Staurolite9.AF.30Fe2+2Al9Si4O23(OH)
Zoisite9.BG.10{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Unclassified Minerals, Rocks, etc.
'Biotite'-
'Columbite-(Fe)-Columbite-(Mn) Series'-
'Fulgurite'-SiO2
'Garnet Group'-X3Z2(SiO4)3
Limonite-(Fe,O,OH,H2O)
Stilbite subgroup-

List of minerals arranged by Dana 8th Edition classification

Group 1 - NATIVE ELEMENTS AND ALLOYS
Semi-metals and non-metals
Graphite1.3.6.2C
Group 2 - SULFIDES
AmXp, with m:p = 1:1
Galena2.8.1.1PbS
Sphalerite2.8.2.1ZnS
Wurtzite2.8.7.1(Zn,Fe)S
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
Hematite4.3.1.2Fe2O3
Group 6 - HYDROXIDES AND OXIDES CONTAINING HYDROXYL
XO(OH)
Goethite6.1.1.2α-Fe3+O(OH)
Group 9 - NORMAL HALIDES
AX2
Fluorite9.2.1.1CaF2
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Calcite14.1.1.1CaCO3
Cerussite14.1.3.4PbCO3
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
A5(XO4)3Zq
Mimetite41.8.4.2Pb5(AsO4)3Cl
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with cations in [6] and >[6] coordination
Almandine51.4.3a.2Fe2+3Al2(SiO4)3
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
Staurolite52.2.3.1Fe2+2Al9Si4O23(OH)
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.1{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Group 61 - CYCLOSILICATES Six-Membered Rings
Six-Membered Rings with [Si6O18] rings; possible (OH) and Al substitution
Beryl61.1.1.1Be3Al2(Si6O18)
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 72 - PHYLLOSILICATES Two-Dimensional Infinite Sheets with Other Than Six-Membered Rings
Two-Dimensional Infinite Sheets with Other Than Six-Membered Rings with 4-membered rings
Prehnite72.1.3.1Ca2Al2Si3O10(OH)2
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Group 77 - TECTOSILICATES Zeolites
Zeolite group - True zeolites
Analcime77.1.1.1Na(AlSi2O6) · H2O
Chabazite-Ca77.1.2.1(Ca,K2,Na2)2[Al2Si4O12]2 · 12H2O
Harmotome77.1.3.5(Ba0.5,Ca0.5,K,Na)5[Al5Si11O32] · 12H2O
Unclassified Minerals, Rocks, etc.
Beryl
var: Heliodor
-Be3Al2(Si6O18)
'Biotite'-
'Columbite-(Fe)-Columbite-(Mn) Series'-
'Fulgurite'-SiO2
'Garnet Group'-X3Z2(SiO4)3
Lechatelierite-SiO2
'Limonite'-(Fe,O,OH,H2O)
'Stilbite subgroup'-

List of minerals for each chemical element

HHydrogen
H AnalcimeNa(AlSi2O6) · H2O
H Chabazite-Ca(Ca,K2,Na2)2[Al2Si4O12]2 · 12H2O
H Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
H Goethiteα-Fe3+O(OH)
H Harmotome(Ba0.5,Ca0.5,K,Na)5[Al5Si11O32] · 12H2O
H Limonite(Fe,O,OH,H2O)
H MuscoviteKAl2(AlSi3O10)(OH)2
H PrehniteCa2Al2Si3O10(OH)2
H StauroliteFe22+Al9Si4O23(OH)
H Zoisite{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
BeBeryllium
Be BerylBe3Al2(Si6O18)
Be Beryl (var: Heliodor)Be3Al2(Si6O18)
CCarbon
C CalciteCaCO3
C CerussitePbCO3
C DolomiteCaMg(CO3)2
C GraphiteC
OOxygen
O AlmandineFe32+Al2(SiO4)3
O AnalcimeNa(AlSi2O6) · H2O
O BaryteBaSO4
O BerylBe3Al2(Si6O18)
O CalciteCaCO3
O CerussitePbCO3
O Chabazite-Ca(Ca,K2,Na2)2[Al2Si4O12]2 · 12H2O
O DolomiteCaMg(CO3)2
O Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
O FulguriteSiO2
O Garnet GroupX3Z2(SiO4)3
O Goethiteα-Fe3+O(OH)
O Harmotome(Ba0.5,Ca0.5,K,Na)5[Al5Si11O32] · 12H2O
O Beryl (var: Heliodor)Be3Al2(Si6O18)
O HematiteFe2O3
O LechatelieriteSiO2
O Limonite(Fe,O,OH,H2O)
O MimetitePb5(AsO4)3Cl
O MuscoviteKAl2(AlSi3O10)(OH)2
O PrehniteCa2Al2Si3O10(OH)2
O QuartzSiO2
O StauroliteFe22+Al9Si4O23(OH)
O Zoisite{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
FFluorine
F FluoriteCaF2
NaSodium
Na AnalcimeNa(AlSi2O6) · H2O
Na Harmotome(Ba0.5,Ca0.5,K,Na)5[Al5Si11O32] · 12H2O
MgMagnesium
Mg DolomiteCaMg(CO3)2
AlAluminium
Al AlmandineFe32+Al2(SiO4)3
Al AnalcimeNa(AlSi2O6) · H2O
Al BerylBe3Al2(Si6O18)
Al Chabazite-Ca(Ca,K2,Na2)2[Al2Si4O12]2 · 12H2O
Al Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Al Harmotome(Ba0.5,Ca0.5,K,Na)5[Al5Si11O32] · 12H2O
Al Beryl (var: Heliodor)Be3Al2(Si6O18)
Al MuscoviteKAl2(AlSi3O10)(OH)2
Al PrehniteCa2Al2Si3O10(OH)2
Al StauroliteFe22+Al9Si4O23(OH)
Al Zoisite{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
SiSilicon
Si AlmandineFe32+Al2(SiO4)3
Si AnalcimeNa(AlSi2O6) · H2O
Si BerylBe3Al2(Si6O18)
Si Chabazite-Ca(Ca,K2,Na2)2[Al2Si4O12]2 · 12H2O
Si Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Si FulguriteSiO2
Si Garnet GroupX3Z2(SiO4)3
Si Harmotome(Ba0.5,Ca0.5,K,Na)5[Al5Si11O32] · 12H2O
Si Beryl (var: Heliodor)Be3Al2(Si6O18)
Si LechatelieriteSiO2
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si PrehniteCa2Al2Si3O10(OH)2
Si QuartzSiO2
Si StauroliteFe22+Al9Si4O23(OH)
Si Zoisite{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
SSulfur
S BaryteBaSO4
S ChalcopyriteCuFeS2
S GalenaPbS
S PyriteFeS2
S SphaleriteZnS
S Wurtzite(Zn,Fe)S
ClChlorine
Cl MimetitePb5(AsO4)3Cl
KPotassium
K Harmotome(Ba0.5,Ca0.5,K,Na)5[Al5Si11O32] · 12H2O
K MuscoviteKAl2(AlSi3O10)(OH)2
CaCalcium
Ca CalciteCaCO3
Ca Chabazite-Ca(Ca,K2,Na2)2[Al2Si4O12]2 · 12H2O
Ca DolomiteCaMg(CO3)2
Ca Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Ca FluoriteCaF2
Ca Harmotome(Ba0.5,Ca0.5,K,Na)5[Al5Si11O32] · 12H2O
Ca PrehniteCa2Al2Si3O10(OH)2
Ca Zoisite{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
FeIron
Fe AlmandineFe32+Al2(SiO4)3
Fe ChalcopyriteCuFeS2
Fe Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Fe Goethiteα-Fe3+O(OH)
Fe HematiteFe2O3
Fe Limonite(Fe,O,OH,H2O)
Fe PyriteFeS2
Fe StauroliteFe22+Al9Si4O23(OH)
CuCopper
Cu ChalcopyriteCuFeS2
ZnZinc
Zn SphaleriteZnS
Zn Wurtzite(Zn,Fe)S
AsArsenic
As MimetitePb5(AsO4)3Cl
BaBarium
Ba BaryteBaSO4
Ba Harmotome(Ba0.5,Ca0.5,K,Na)5[Al5Si11O32] · 12H2O
PbLead
Pb CerussitePbCO3
Pb GalenaPbS
Pb MimetitePb5(AsO4)3Cl

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

Early Jurassic
174.1 - 201.3 Ma



ID: 2730611
Turner Falls Sandstone

Age: Early Jurassic (174.1 - 201.3 Ma)

Stratigraphic Name: Turner Falls Sandstone

Description: Pale red conglomerate and arkosic sandstone.

Comments: Part of Mesozoic Basins (Jurassic and Triassic Rocks); Sedimentary and Volcanic Rocks of Deerfield and Northfield Basins. Original map source: Unpublished Digital Geologic Map of Massachusetts received from Rudi Hon of Boston College in 1998; based on the 1983 USGS paper version (MA002).

Lithology: Major:{conglomerate,sandstone}

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]

Devonian - Silurian
358.9 - 443.8 Ma



ID: 3186140
Paleozoic sedimentary and volcanic rocks

Age: Paleozoic (358.9 - 443.8 Ma)

Lithology: Mudstone-carbonate-sandstone-conglomerate

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

Localities in this Region
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