Club	Location	Distance
Nashoba Valley Mineralogical Society	Westford, Massachusetts	37km
Capital Mineral Club	Concord, New Hampshire	41km
Keene Mineral Club	Keene, New Hampshire	49km

Mindat Locality ID:

58903

Long-form identifier:

mindat:1:2:58903:2

GUID (UUID V4):

8af65102-7fe7-4d4c-a84b-d21081184551

Abandoned granite quarry opened in 1876 by New Westerly Granite Company.

Stone was called "New Westerly blue" and was a "quartz monzonite of medium, slightly bluish-gray color, spangled with fine black mica". It was mainly used for monuments.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List

10 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

ⓘ Granite

Detailed Mineral List:

ⓘ Albite

Formula: Na(AlSi₃O₈)

References:

Dale, T.N. (1908) The Chief Commercial Granites of Massachusetts, New Hampshire and Rhode Island. United States Geological Survey, Bulletin 354, 228 pages.

ⓘ Albite var. Oligoclase

Formula: (Na,Ca)[Al(Si,Al)Si₂O₈]

References:

Dale, T.N. (1908) The Chief Commercial Granites of Massachusetts, New Hampshire and Rhode Island. United States Geological Survey, Bulletin 354, 228 pages.

ⓘ 'Allanite Group'

Formula: (A1²⁺REE³⁺)(M1³⁺M2³⁺M3²⁺)O[Si₂O₇][SiO₄](OH)

References:

Dale, T.N. (1908) The Chief Commercial Granites of Massachusetts, New Hampshire and Rhode Island. United States Geological Survey, Bulletin 354, 228 pages.

ⓘ 'Biotite'

Formula: K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂

References:

Dale, T.N. (1908) The Chief Commercial Granites of Massachusetts, New Hampshire and Rhode Island. United States Geological Survey, Bulletin 354, 228 pages.

ⓘ Calcite

Formula: CaCO₃

References:

Dale, T.N. (1908) The Chief Commercial Granites of Massachusetts, New Hampshire and Rhode Island. United States Geological Survey, Bulletin 354, 228 pages.

ⓘ 'Chlorite Group'

References:

Dale, T.N. (1908) The Chief Commercial Granites of Massachusetts, New Hampshire and Rhode Island. United States Geological Survey, Bulletin 354, 228 pages.

ⓘ Fluorapatite

Formula: Ca₅(PO₄)₃F

References:

Dale, T.N. (1908) The Chief Commercial Granites of Massachusetts, New Hampshire and Rhode Island. United States Geological Survey, Bulletin 354, 228 pages.

ⓘ Hematite

Formula: Fe₂O₃

References:

Dale, T.N. (1908) The Chief Commercial Granites of Massachusetts, New Hampshire and Rhode Island. United States Geological Survey, Bulletin 354, 228 pages.

ⓘ Kaolinite

Formula: Al₂(Si₂O₅)(OH)₄

References:

Dale, T.N. (1908) The Chief Commercial Granites of Massachusetts, New Hampshire and Rhode Island. United States Geological Survey, Bulletin 354, 228 pages.

ⓘ Magnetite

Formula: Fe²⁺Fe³⁺₂O₄

References:

Dale, T.N. (1908) The Chief Commercial Granites of Massachusetts, New Hampshire and Rhode Island. United States Geological Survey, Bulletin 354, 228 pages.

ⓘ Microcline

Formula: K(AlSi₃O₈)

References:

Dale, T.N. (1908) The Chief Commercial Granites of Massachusetts, New Hampshire and Rhode Island. United States Geological Survey, Bulletin 354, 228 pages.

ⓘ Pyrite

Formula: FeS₂

References:

Dale, T.N. (1908) The Chief Commercial Granites of Massachusetts, New Hampshire and Rhode Island. United States Geological Survey, Bulletin 354, 228 pages.

ⓘ Quartz

Formula: SiO₂

References:

Dale, T.N. (1908) The Chief Commercial Granites of Massachusetts, New Hampshire and Rhode Island. United States Geological Survey, Bulletin 354, 228 pages.

ⓘ Zircon

Formula: Zr(SiO₄)

References:

Dale, T.N. (1908) The Chief Commercial Granites of Massachusetts, New Hampshire and Rhode Island. United States Geological Survey, Bulletin 354, 228 pages.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
ⓘ	Pyrite	2.EB.05a	FeS₂
Group 4 - Oxides and Hydroxides
ⓘ	Magnetite	4.BB.05	Fe²⁺Fe³⁺₂O₄
ⓘ	Hematite	4.CB.05	Fe₂O₃
ⓘ	Quartz	4.DA.05	SiO₂
Group 5 - Nitrates and Carbonates
ⓘ	Calcite	5.AB.05	CaCO₃
Group 8 - Phosphates, Arsenates and Vanadates
ⓘ	Fluorapatite	8.BN.05	Ca₅(PO₄)₃F
Group 9 - Silicates
ⓘ	Zircon	9.AD.30	Zr(SiO₄)
ⓘ	Kaolinite	9.ED.05	Al₂(Si₂O₅)(OH)₄
ⓘ	Microcline	9.FA.30	K(AlSi₃O₈)
ⓘ	Albite	9.FA.35	Na(AlSi₃O₈)
ⓘ	var. Oligoclase	9.FA.35	(Na,Ca)[Al(Si,Al)Si₂O₈]
Unclassified
ⓘ	'Biotite'	-	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
ⓘ	'Chlorite Group'	-
ⓘ	'Allanite Group'	-	(A1²⁺REE³⁺)(M1³⁺M2³⁺M3²⁺)O[Si₂O₇][SiO₄](OH)

List of minerals for each chemical element

H	Hydrogen
H	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
H	ⓘ Kaolinite	Al₂(Si₂O₅)(OH)₄
H	ⓘ Allanite Group	(A1²⁺REE³⁺)(M1³⁺M2³⁺M3²⁺)O[Si₂O₇][SiO₄](OH)
C	Carbon
C	ⓘ Calcite	CaCO₃
O	Oxygen
O	ⓘ Albite	Na(AlSi₃O₈)
O	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
O	ⓘ Calcite	CaCO₃
O	ⓘ Fluorapatite	Ca₅(PO₄)₃F
O	ⓘ Hematite	Fe₂O₃
O	ⓘ Kaolinite	Al₂(Si₂O₅)(OH)₄
O	ⓘ Magnetite	Fe²⁺Fe₂³⁺O₄
O	ⓘ Microcline	K(AlSi₃O₈)
O	ⓘ Albite var. Oligoclase	(Na,Ca)[Al(Si,Al)Si₂O₈]
O	ⓘ Quartz	SiO₂
O	ⓘ Zircon	Zr(SiO₄)
O	ⓘ Allanite Group	(A1²⁺REE³⁺)(M1³⁺M2³⁺M3²⁺)O[Si₂O₇][SiO₄](OH)
F	Fluorine
F	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
F	ⓘ Fluorapatite	Ca₅(PO₄)₃F
Na	Sodium
Na	ⓘ Albite	Na(AlSi₃O₈)
Na	ⓘ Albite var. Oligoclase	(Na,Ca)[Al(Si,Al)Si₂O₈]
Mg	Magnesium
Mg	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
Al	Aluminium
Al	ⓘ Albite	Na(AlSi₃O₈)
Al	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
Al	ⓘ Kaolinite	Al₂(Si₂O₅)(OH)₄
Al	ⓘ Microcline	K(AlSi₃O₈)
Al	ⓘ Albite var. Oligoclase	(Na,Ca)[Al(Si,Al)Si₂O₈]
Si	Silicon
Si	ⓘ Albite	Na(AlSi₃O₈)
Si	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
Si	ⓘ Kaolinite	Al₂(Si₂O₅)(OH)₄
Si	ⓘ Microcline	K(AlSi₃O₈)
Si	ⓘ Albite var. Oligoclase	(Na,Ca)[Al(Si,Al)Si₂O₈]
Si	ⓘ Quartz	SiO₂
Si	ⓘ Zircon	Zr(SiO₄)
Si	ⓘ Allanite Group	(A1²⁺REE³⁺)(M1³⁺M2³⁺M3²⁺)O[Si₂O₇][SiO₄](OH)
P	Phosphorus
P	ⓘ Fluorapatite	Ca₅(PO₄)₃F
S	Sulfur
S	ⓘ Pyrite	FeS₂
K	Potassium
K	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
K	ⓘ Microcline	K(AlSi₃O₈)
Ca	Calcium
Ca	ⓘ Calcite	CaCO₃
Ca	ⓘ Fluorapatite	Ca₅(PO₄)₃F
Ca	ⓘ Albite var. Oligoclase	(Na,Ca)[Al(Si,Al)Si₂O₈]
Ti	Titanium
Ti	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
Fe	Iron
Fe	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
Fe	ⓘ Hematite	Fe₂O₃
Fe	ⓘ Magnetite	Fe²⁺Fe₂³⁺O₄
Fe	ⓘ Pyrite	FeS₂
Zr	Zirconium
Zr	ⓘ Zircon	Zr(SiO₄)

Other Regions, Features and Areas containing this locality

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References

Dale, T.N. (1908) The Chief Commercial Granites of Massachusetts, New Hampshire and Rhode Island. United States Geological Survey, Bulletin 354, 228 pages.

Brayley, Arthur Wellington (1913) History of the Granite Industry of New England Vol. 2. National Association of Granite Industries of the United States, Boston, Mass. USA. p.1-123.

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