Reference: - Shepard, Charles U. (1842). On Washingtonite (a New Mineral), the Discovery of Euclase in Connecticut, and Additional Notices of the Supposed Phenakite of Goshen [MA], and Calstron-baryte of Schoharie, N. Y. (Am Journ. of Sci. 43:364).

ⓘ Kaersutite

Formula: {Na}{Ca₂}{Mg₃AlTi}(Al₂Si₆O₂₂)O₂

Locality: State Route 78, Westerly, Washington Co., Rhode Island, USA

ⓘ Kaolinite

Formula: Al₂(Si₂O₅)(OH)₄

Locality: Calder & Carnie Granite Quarry, Westerly, Washington Co., Rhode Island, USA

ⓘ Laumontite

Formula: CaAl₂Si₄O₁₂ · 4H₂O

Locality: Sullivan Quarry (Armetta Quarry; Copar Quarry; Westerly Granite Co. Quarry), Bradford, Westerly, Washington Co., Rhode Island, USA

Reference: Miller, C. E. (1971) Rhode Island Minerals and Their Locations, O. D. Hermes, Ed., University of Rhode Island, Kingston

Magnetite, etc.

Westerly, Washington Co., Rhode Island, USA

ⓘ Magnetite

Formula: Fe²⁺Fe³⁺₂O₄

Localities: Reported from at least 7 localities in this region.

ⓘ Magnetite var: Titaniferous Magnetite

Formula: Fe²⁺(Fe³⁺,Ti)₂O₄

Locality: State Route 78, Westerly, Washington Co., Rhode Island, USA

Malachite

White Rock Quarry, Westerly, Washington Co., Rhode Island, USA

ⓘ Malachite

Formula: Cu₂(CO₃)(OH)₂

Locality: White Rock Quarry, Westerly, Washington Co., Rhode Island, USA

Reference: P. Cristofono collection, 2014

Microcline

Westerly, Washington Co., Rhode Island, USA

ⓘ Microcline

Formula: K(AlSi₃O₈)

Localities: Reported from at least 14 localities in this region.

ⓘ Molybdenite

Formula: MoS₂

Localities:

Smith Granite quarry, Westerly, Washington Co., Rhode Island, USA
Redstone Granite Quarry (Cherenzia Quarry), Westerly, Washington Co., Rhode Island, USA

ⓘ Monazite-(Ce)

Formula: Ce(PO₄)

Localities:

ⓘ Muscovite

Formula: KAl₂(AlSi₃O₁₀)(OH)₂

Localities: Reported from at least 7 localities in this region.

ⓘ Muscovite var: Sericite

Formula: KAl₂(AlSi₃O₁₀)(OH)₂

Reference: Miller, 1972. Minerals of Rhode Island.

ⓘ Natrolite

Formula: Na₂Al₂Si₃O₁₀ · 2H₂O

Reference: Miller, 1972. Minerals of Rhode Island.

ⓘ Orthoclase

Formula: K(AlSi₃O₈)

Localities:

New England Granite Quarry, Westerly, Washington Co., Rhode Island, USA
Catto Granite Quarry, Westerly, Washington Co., Rhode Island, USA
Dixon Granite Quarry, Westerly, Washington Co., Rhode Island, USA

ⓘ Phlogopite

Formula: KMg₃(AlSi₃O₁₀)(OH)₂

Locality: State Route 78, Westerly, Washington Co., Rhode Island, USA

ⓘ Pyrite

Formula: FeS₂

Localities:

Redstone Granite Quarry (Cherenzia Quarry), Westerly, Washington Co., Rhode Island, USA
Dixon Granite Quarry, Westerly, Washington Co., Rhode Island, USA
White Rock Quarry, Westerly, Washington Co., Rhode Island, USA

ⓘ Quartz

Formula: SiO₂

Localities: Reported from at least 11 localities in this region.

ⓘ Quartz var: Amethyst

Formula: SiO₂

Localities:

Redstone Granite Quarry (Cherenzia Quarry), Westerly, Washington Co., Rhode Island, USA
Westerly, Washington Co., Rhode Island, USA

ⓘ Quartz var: Rutilated Quartz

Formula: SiO₂

Localities:

Redstone Granite Quarry (Cherenzia Quarry), Westerly, Washington Co., Rhode Island, USA
Newall Granite Quarry, Bradford, Westerly, Washington Co., Rhode Island, USA

ⓘ Quartz var: Smoky Quartz

Formula: SiO₂

Localities: Reported from at least 9 localities in this region.

ⓘ Rutile

Formula: TiO₂

Localities: Reported from at least 7 localities in this region.

ⓘ 'Serpentine Subgroup'

Formula: D₃[Si₂O₅](OH)₄ D = Mg, Fe, Ni, Mn, Al, Zn

Locality: Redstone Granite Quarry (Cherenzia Quarry), Westerly, Washington Co., Rhode Island, USA

Reference: Dale, T. N. (1908). The Chief Commercial Granites of Massachusetts, New Hampshire, and Rhode Island (USGS Bulletin 354.)

ⓘ Spinel

Formula: MgAl₂O₄

Locality: State Route 78, Westerly, Washington Co., Rhode Island, USA

ⓘ Stilbite-Ca

Formula: NaCa₄[Al₉Si₂₇O₇₂] · nH₂O

Locality: Crumb Granite Quarry, Bradford, Westerly, Washington Co., Rhode Island, USA

ⓘ 'Stilbite subgroup'

Localities:

Smith Granite quarry, Westerly, Washington Co., Rhode Island, USA
Redstone Granite Quarry (Cherenzia Quarry), Westerly, Washington Co., Rhode Island, USA
White Rock Quarry, Westerly, Washington Co., Rhode Island, USA

ⓘ Thorianite

Formula: ThO₂

Locality: Redstone Granite Quarry (Cherenzia Quarry), Westerly, Washington Co., Rhode Island, USA

Reference: Overstreet, 1967. USGS Prof. Pap. 530.

ⓘ Thorianite var: Uranothorianite

Formula: (Th,U)O₂

Locality: Redstone Granite Quarry (Cherenzia Quarry), Westerly, Washington Co., Rhode Island, USA

Reference: Miller, 1972. Minerals of Rhode Island.

ⓘ Titanite

Formula: CaTi(SiO₄)O

Localities:

Sullivan Quarry (Armetta Quarry; Copar Quarry; Westerly Granite Co. Quarry), Bradford, Westerly, Washington Co., Rhode Island, USA
Gencarelli Granite Quarry, Westerly, Washington Co., Rhode Island, USA

ⓘ Uraninite

Formula: UO₂

Locality: Redstone Granite Quarry (Cherenzia Quarry), Westerly, Washington Co., Rhode Island, USA

Reference: Miller, C. E. (1971) Rhode Island Minerals and Their Locations, O. D. Hermes, Ed., University of Rhode Island, Kingston

ⓘ Xenotime-(Y)

Formula: Y(PO₄)

Reference: Miller, 1972. Minerals of Rhode Island.

ⓘ Zircon

Formula: Zr(SiO₄)

Localities:

Sullivan Quarry (Armetta Quarry; Copar Quarry; Westerly Granite Co. Quarry), Bradford, Westerly, Washington Co., Rhode Island, USA
Redstone Granite Quarry (Cherenzia Quarry), Westerly, Washington Co., Rhode Island, USA
Dixon Granite Quarry, Westerly, Washington Co., Rhode Island, USA
Newall Granite Quarry, Bradford, Westerly, Washington Co., Rhode Island, USA

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
ⓘ	Bornite	2.BA.15	Cu₅FeS₄
ⓘ	Chalcopyrite	2.CB.10a	CuFeS₂
ⓘ	Molybdenite	2.EA.30	MoS₂
ⓘ	Pyrite	2.EB.05a	FeS₂
Group 3 - Halides
ⓘ	Fluorite	3.AB.25	CaF₂
Group 4 - Oxides and Hydroxides
ⓘ	Anatase	4.DD.05	TiO₂
ⓘ	Columbite-(Fe)	4.DB.35	Fe²⁺Nb₂O₆
ⓘ	Hematite	4.CB.05	Fe₂O₃
ⓘ	Ilmenite	4.CB.05	Fe²⁺TiO₃
ⓘ	var: Washingtonite	4.CB.05	Fe²⁺TiO₃
ⓘ	Magnetite	4.BB.05	Fe²⁺Fe³⁺₂O₄
ⓘ	var: Titaniferous Magnetite	4.BB.05	Fe²⁺(Fe³⁺,Ti)₂O₄
ⓘ	Quartz	4.DA.05	SiO₂
ⓘ	var: Amethyst	4.DA.05	SiO₂
ⓘ	var: Rutilated Quartz	4.DA.05	SiO₂
ⓘ	var: Smoky Quartz	4.DA.05	SiO₂
ⓘ	Rutile	4.DB.05	TiO₂
ⓘ	Spinel	4.BB.05	MgAl₂O₄
ⓘ	Thorianite	4.DL.05	ThO₂
ⓘ	var: Uranothorianite	4.DL.05	(Th,U)O₂
ⓘ	Uraninite	4.DL.05	UO₂
Group 5 - Nitrates and Carbonates
ⓘ	Aragonite	5.AB.15	CaCO₃
ⓘ	Bastnäsite-(Ce)	5.BD.20a	Ce(CO₃)F
ⓘ	Calcite	5.AB.05	CaCO₃
ⓘ	Malachite	5.BA.10	Cu₂(CO₃)(OH)₂
Group 8 - Phosphates, Arsenates and Vanadates
ⓘ	Fluorapatite	8.BN.05	Ca₅(PO₄)₃F
ⓘ	Monazite-(Ce)	8.AD.50	Ce(PO₄)
ⓘ	Xenotime-(Y)	8.AD.35	Y(PO₄)
Group 9 - Silicates
ⓘ	Albite	9.FA.35	Na(AlSi₃O₈)
ⓘ	var: Oligoclase	9.FA.35	(Na,Ca)[Al(Si,Al)Si₂O₈]
ⓘ	Allanite-(Ce)	9.BG.05b	{CaCe}{Al₂Fe²⁺}(Si₂O₇)(SiO₄)O(OH)
ⓘ	Analcime	9.GB.05	Na(AlSi₂O₆) · H₂O
ⓘ	Augite	9.DA.15	(Ca_xMg_yFe_z)(Mg_y1Fe_z1)Si₂O₆
ⓘ	Beryl	9.CJ.05	Be₃Al₂(Si₆O₁₈)
ⓘ	Clinochlore	9.EC.55	Mg₅Al(AlSi₃O₁₀)(OH)₈
ⓘ	Epidote	9.BG.05a	{Ca₂}{Al₂Fe³⁺}(Si₂O₇)(SiO₄)O(OH)
ⓘ	Heulandite-Ca	9.GE.05	(Ca,Na)₅(Si₂₇Al₉)O₇₂ · 26H₂O
ⓘ	Kaersutite	9.DE.15	{Na}{Ca₂}{Mg₃AlTi}(Al₂Si₆O₂₂)O₂
ⓘ	Kaolinite	9.ED.05	Al₂(Si₂O₅)(OH)₄
ⓘ	Laumontite	9.GB.10	CaAl₂Si₄O₁₂ · 4H₂O
ⓘ	Microcline	9.FA.30	K(AlSi₃O₈)
ⓘ	Muscovite	9.EC.15	KAl₂(AlSi₃O₁₀)(OH)₂
ⓘ	var: Sericite	9.EC.15	KAl₂(AlSi₃O₁₀)(OH)₂
ⓘ	Natrolite	9.GA.05	Na₂Al₂Si₃O₁₀ · 2H₂O
ⓘ	Orthoclase	9.FA.30	K(AlSi₃O₈)
ⓘ	Phlogopite	9.EC.20	KMg₃(AlSi₃O₁₀)(OH)₂
ⓘ	Stilbite-Ca	9.GE.10	NaCa₄[Al₉Si₂₇O₇₂] · nH₂O
ⓘ	Titanite	9.AG.15	CaTi(SiO₄)O
ⓘ	Zircon	9.AD.30	Zr(SiO₄)
Unclassified Minerals, Rocks, etc.
ⓘ	'Allanite Group'	-	{A1²⁺REE³⁺}{M³⁺₂M3²⁺}(Si₂O₇)(SiO₄)O(OH)
ⓘ	'Biotite'	-	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg)([Si/Al]Si₂O₁₀)(OH/F)₂
ⓘ	'Chabazite'	-
ⓘ	'Columbite-(Fe)-Columbite-(Mn) Series'	-
ⓘ	'Fayalite-Forsterite Series'	-
ⓘ	'Serpentine Subgroup'	-	D₃[Si₂O₅](OH)₄ D = Mg, Fe, Ni, Mn, Al, Zn
ⓘ	'Stilbite subgroup'	-

List of minerals arranged by Dana 8th Edition classification

Group 2 - SULFIDES
A_mB_nX_p, with (m+n):p = 3:2
ⓘ	Bornite	2.5.2.1	Cu₅FeS₄
A_mB_nX_p, with (m+n):p = 1:1
ⓘ	Chalcopyrite	2.9.1.1	CuFeS₂
A_mB_nX_p, with (m+n):p = 1:2
ⓘ	Molybdenite	2.12.10.1	MoS₂
ⓘ	Pyrite	2.12.1.1	FeS₂
Group 4 - SIMPLE OXIDES
A₂X₃
ⓘ	Hematite	4.3.1.2	Fe₂O₃
ⓘ	Ilmenite	4.3.5.1	Fe²⁺TiO₃
AX₂
ⓘ	Anatase	4.4.4.1	TiO₂
ⓘ	Rutile	4.4.1.1	TiO₂
Group 5 - OXIDES CONTAINING URANIUM OR THORIUM
AXO₂·xH₂O
ⓘ	Thorianite	5.1.1.2	ThO₂
ⓘ	Uraninite	5.1.1.1	UO₂
Group 7 - MULTIPLE OXIDES
AB₂X₄
ⓘ	Magnetite	7.2.2.3	Fe²⁺Fe³⁺₂O₄
ⓘ	Spinel	7.2.1.1	MgAl₂O₄
Group 8 - MULTIPLE OXIDES CONTAINING NIOBIUM,TANTALUM OR TITANIUM
AB₂O₆
ⓘ	Columbite-(Fe)	8.3.2.2	Fe²⁺Nb₂O₆
Group 9 - NORMAL HALIDES
AX₂
ⓘ	Fluorite	9.2.1.1	CaF₂
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO₃)
ⓘ	Calcite	14.1.1.1	CaCO₃
Group 16a - ANHYDROUS CARBONATES CONTAINING HYDROXYL OR HALOGEN
ⓘ	Bastnäsite-(Ce)	16a.1.1.1	Ce(CO₃)F
ⓘ	Malachite	16a.3.1.1	Cu₂(CO₃)(OH)₂
Group 38 - ANHYDROUS NORMAL PHOSPHATES, ARSENATES, AND VANADATES
AXO₄
ⓘ	Monazite-(Ce)	38.4.3.1	Ce(PO₄)
Group 41 - ANHYDROUS PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
A₅(XO₄)₃Z_q
ⓘ	Fluorapatite	41.8.1.1	Ca₅(PO₄)₃F
Group 51 - NESOSILICATES Insular SiO₄ Groups Only
Insular SiO₄ Groups Only with cations in >[6] coordination
ⓘ	Zircon	51.5.2.1	Zr(SiO₄)
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
ⓘ	Titanite	52.4.3.1	CaTi(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)
ⓘ	Allanite-(Ce)	58.2.1a.1	{CaCe}{Al₂Fe²⁺}(Si₂O₇)(SiO₄)O(OH)
ⓘ	Epidote	58.2.1a.7	{Ca₂}{Al₂Fe³⁺}(Si₂O₇)(SiO₄)O(OH)
Group 61 - CYCLOSILICATES Six-Membered Rings
Six-Membered Rings with [Si₆O₁₈] rings; possible (OH) and Al substitution
ⓘ	Beryl	61.1.1.1	Be₃Al₂(Si₆O₁₈)
Group 65 - INOSILICATES Single-Width,Unbranched Chains,(W=1)
Single-Width Unbranched Chains, W=1 with chains P=2
ⓘ	Augite	65.1.3a.3	(Ca_xMg_yFe_z)(Mg_y1Fe_z1)Si₂O₆
Group 66 - INOSILICATES Double-Width,Unbranched Chains,(W=2)
Amphiboles - Mg-Fe-Mn-Li subgroup
ⓘ	Kaersutite	66.1.3a.18	{Na}{Ca₂}{Mg₃AlTi}(Al₂Si₆O₂₂)O₂
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
ⓘ	Muscovite	71.2.2a.1	KAl₂(AlSi₃O₁₀)(OH)₂
ⓘ	Phlogopite	71.2.2b.1	KMg₃(AlSi₃O₁₀)(OH)₂
Sheets of 6-membered rings interlayered 1:1, 2:1, and octahedra
ⓘ	Clinochlore	71.4.1.4	Mg₅Al(AlSi₃O₁₀)(OH)₈
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO₂ with [4] coordinated Si
ⓘ	Quartz	75.1.3.1	SiO₂
Group 76 - TECTOSILICATES Al-Si Framework
Al-Si Framework with Al-Si frameworks
ⓘ	Albite	76.1.3.1	Na(AlSi₃O₈)
ⓘ	Microcline	76.1.1.5	K(AlSi₃O₈)
ⓘ	Orthoclase	76.1.1.1	K(AlSi₃O₈)
Group 77 - TECTOSILICATES Zeolites
Zeolite group - True zeolites
ⓘ	Analcime	77.1.1.1	Na(AlSi₂O₆) · H₂O
ⓘ	Heulandite-Ca	77.1.4.1	(Ca,Na)₅(Si₂₇Al₉)O₇₂ · 26H₂O
ⓘ	Laumontite	77.1.1.4	CaAl₂Si₄O₁₂ · 4H₂O
ⓘ	Natrolite	77.1.5.1	Na₂Al₂Si₃O₁₀ · 2H₂O
ⓘ	Stilbite-Ca	77.1.4.3	NaCa₄[Al₉Si₂₇O₇₂] · nH₂O
Unclassified Minerals, Mixtures, etc.
ⓘ	Albite var: Oligoclase	-	(Na,Ca)[Al(Si,Al)Si₂O₈]
ⓘ	'Allanite Group'	-	{A1²⁺REE³⁺}{M³⁺₂M3²⁺}(Si₂O₇)(SiO₄)O(OH)
ⓘ	Aragonite	-	CaCO₃
ⓘ	'Biotite'	-	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg)([Si/Al]Si₂O₁₀)(OH/F)₂
ⓘ	'Chabazite'	-
ⓘ	'Columbite-(Fe)-Columbite-(Mn) Series'	-
ⓘ	'Fayalite-Forsterite Series'	-
ⓘ	Ilmenite var: Washingtonite	-	Fe²⁺TiO₃
ⓘ	Kaolinite	-	Al₂(Si₂O₅)(OH)₄
ⓘ	Magnetite var: Titaniferous Magnetite	-	Fe²⁺(Fe³⁺,Ti)₂O₄
ⓘ	Muscovite var: Sericite	-	KAl₂(AlSi₃O₁₀)(OH)₂
ⓘ	Quartz var: Amethyst	-	SiO₂
ⓘ	var: Rutilated Quartz	-	SiO₂
ⓘ	var: Smoky Quartz	-	SiO₂
ⓘ	'Serpentine Subgroup'	-	D₃[Si₂O₅](OH)₄ D = Mg, Fe, Ni, Mn, Al, Zn
ⓘ	'Stilbite subgroup'	-
ⓘ	Thorianite var: Uranothorianite	-	(Th,U)O₂
ⓘ	Xenotime-(Y)	-	Y(PO₄)

List of minerals for each chemical element

H	Hydrogen
H	ⓘ Allanite-(Ce)	{CaCe}{Al₂Fe²⁺}(Si₂O₇)(SiO₄)O(OH)
H	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg)([Si/Al]Si₂O₁₀)(OH/F)₂
H	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
H	ⓘ Epidote	{Ca₂}{Al₂Fe³⁺}(Si₂O₇)(SiO₄)O(OH)
H	ⓘ Heulandite-Ca	(Ca,Na)₅(Si₂₇Al₉)O₇₂ · 26H₂O
H	ⓘ Laumontite	CaAl₂Si₄O₁₂ · 4H₂O
H	ⓘ Phlogopite	KMg₃(AlSi₃O₁₀)(OH)₂
H	ⓘ Analcime	Na(AlSi₂O₆) · H₂O
H	ⓘ Kaolinite	Al₂(Si₂O₅)(OH)₄
H	ⓘ Clinochlore	Mg₅Al(AlSi₃O₁₀)(OH)₈
H	ⓘ Stilbite-Ca	NaCa₄[Al₉Si₂₇O₇₂] · nH₂O
H	ⓘ Natrolite	Na₂Al₂Si₃O₁₀ · 2H₂O
H	ⓘ Muscovite (var: Sericite)	KAl₂(AlSi₃O₁₀)(OH)₂
H	ⓘ Serpentine Subgroup	D₃[Si₂O₅](OH)₄ D = Mg, Fe, Ni, Mn, Al, Zn
H	ⓘ Allanite Group	{A1²⁺REE³⁺}{M₂³⁺M3²⁺}(Si₂O₇)(SiO₄)O(OH)
H	ⓘ Malachite	Cu₂(CO₃)(OH)₂
Be	Beryllium
Be	ⓘ Beryl	Be₃Al₂(Si₆O₁₈)
C	Carbon
C	ⓘ Calcite	CaCO₃
C	ⓘ Aragonite	CaCO₃
C	ⓘ Bastnäsite-(Ce)	Ce(CO₃)F
C	ⓘ Malachite	Cu₂(CO₃)(OH)₂
O	Oxygen
O	ⓘ Albite (var: Oligoclase)	(Na,Ca)[Al(Si,Al)Si₂O₈]
O	ⓘ Albite	Na(AlSi₃O₈)
O	ⓘ Allanite-(Ce)	{CaCe}{Al₂Fe²⁺}(Si₂O₇)(SiO₄)O(OH)
O	ⓘ Beryl	Be₃Al₂(Si₆O₁₈)
O	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg)([Si/Al]Si₂O₁₀)(OH/F)₂
O	ⓘ Microcline	K(AlSi₃O₈)
O	ⓘ Fluorapatite	Ca₅(PO₄)₃F
O	ⓘ Monazite-(Ce)	Ce(PO₄)
O	ⓘ Calcite	CaCO₃
O	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
O	ⓘ Rutile	TiO₂
O	ⓘ Quartz	SiO₂
O	ⓘ Epidote	{Ca₂}{Al₂Fe³⁺}(Si₂O₇)(SiO₄)O(OH)
O	ⓘ Heulandite-Ca	(Ca,Na)₅(Si₂₇Al₉)O₇₂ · 26H₂O
O	ⓘ Laumontite	CaAl₂Si₄O₁₂ · 4H₂O
O	ⓘ Zircon	Zr(SiO₄)
O	ⓘ Titanite	CaTi(SiO₄)O
O	ⓘ Magnetite	Fe²⁺Fe₂³⁺O₄
O	ⓘ Aragonite	CaCO₃
O	ⓘ Columbite-(Fe)	Fe²⁺Nb₂O₆
O	ⓘ Bastnäsite-(Ce)	Ce(CO₃)F
O	ⓘ Quartz (var: Rutilated Quartz)	SiO₂
O	ⓘ Quartz (var: Smoky Quartz)	SiO₂
O	ⓘ Quartz (var: Amethyst)	SiO₂
O	ⓘ Thorianite	ThO₂
O	ⓘ Ilmenite	Fe²⁺TiO₃
O	ⓘ Augite	(Ca_xMg_yFe_z)(Mg_y1Fe_z1)Si₂O₆
O	ⓘ Kaersutite	{Na}{Ca₂}{Mg₃AlTi}(Al₂Si₆O₂₂)O₂
O	ⓘ Phlogopite	KMg₃(AlSi₃O₁₀)(OH)₂
O	ⓘ Magnetite (var: Titaniferous Magnetite)	Fe²⁺(Fe³⁺,Ti)₂O₄
O	ⓘ Analcime	Na(AlSi₂O₆) · H₂O
O	ⓘ Spinel	MgAl₂O₄
O	ⓘ Orthoclase	K(AlSi₃O₈)
O	ⓘ Hematite	Fe₂O₃
O	ⓘ Kaolinite	Al₂(Si₂O₅)(OH)₄
O	ⓘ Clinochlore	Mg₅Al(AlSi₃O₁₀)(OH)₈
O	ⓘ Stilbite-Ca	NaCa₄[Al₉Si₂₇O₇₂] · nH₂O
O	ⓘ Natrolite	Na₂Al₂Si₃O₁₀ · 2H₂O
O	ⓘ Muscovite (var: Sericite)	KAl₂(AlSi₃O₁₀)(OH)₂
O	ⓘ Thorianite (var: Uranothorianite)	(Th,U)O₂
O	ⓘ Xenotime-(Y)	Y(PO₄)
O	ⓘ Serpentine Subgroup	D₃[Si₂O₅](OH)₄ D = Mg, Fe, Ni, Mn, Al, Zn
O	ⓘ Allanite Group	{A1²⁺REE³⁺}{M₂³⁺M3²⁺}(Si₂O₇)(SiO₄)O(OH)
O	ⓘ Ilmenite (var: Washingtonite)	Fe²⁺TiO₃
O	ⓘ Malachite	Cu₂(CO₃)(OH)₂
O	ⓘ Anatase	TiO₂
O	ⓘ Uraninite	UO₂
F	Fluorine
F	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg)([Si/Al]Si₂O₁₀)(OH/F)₂
F	ⓘ Fluorapatite	Ca₅(PO₄)₃F
F	ⓘ Fluorite	CaF₂
F	ⓘ Bastnäsite-(Ce)	Ce(CO₃)F
Na	Sodium
Na	ⓘ Albite (var: Oligoclase)	(Na,Ca)[Al(Si,Al)Si₂O₈]
Na	ⓘ Albite	Na(AlSi₃O₈)
Na	ⓘ Heulandite-Ca	(Ca,Na)₅(Si₂₇Al₉)O₇₂ · 26H₂O
Na	ⓘ Kaersutite	{Na}{Ca₂}{Mg₃AlTi}(Al₂Si₆O₂₂)O₂
Na	ⓘ Analcime	Na(AlSi₂O₆) · H₂O
Na	ⓘ Stilbite-Ca	NaCa₄[Al₉Si₂₇O₇₂] · nH₂O
Na	ⓘ Natrolite	Na₂Al₂Si₃O₁₀ · 2H₂O
Mg	Magnesium
Mg	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg)([Si/Al]Si₂O₁₀)(OH/F)₂
Mg	ⓘ Augite	(Ca_xMg_yFe_z)(Mg_y1Fe_z1)Si₂O₆
Mg	ⓘ Kaersutite	{Na}{Ca₂}{Mg₃AlTi}(Al₂Si₆O₂₂)O₂
Mg	ⓘ Phlogopite	KMg₃(AlSi₃O₁₀)(OH)₂
Mg	ⓘ Spinel	MgAl₂O₄
Mg	ⓘ Clinochlore	Mg₅Al(AlSi₃O₁₀)(OH)₈
Mg	ⓘ Serpentine Subgroup	D₃[Si₂O₅](OH)₄ D = Mg, Fe, Ni, Mn, Al, Zn
Al	Aluminium
Al	ⓘ Albite (var: Oligoclase)	(Na,Ca)[Al(Si,Al)Si₂O₈]
Al	ⓘ Albite	Na(AlSi₃O₈)
Al	ⓘ Allanite-(Ce)	{CaCe}{Al₂Fe²⁺}(Si₂O₇)(SiO₄)O(OH)
Al	ⓘ Beryl	Be₃Al₂(Si₆O₁₈)
Al	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg)([Si/Al]Si₂O₁₀)(OH/F)₂
Al	ⓘ Microcline	K(AlSi₃O₈)
Al	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
Al	ⓘ Epidote	{Ca₂}{Al₂Fe³⁺}(Si₂O₇)(SiO₄)O(OH)
Al	ⓘ Heulandite-Ca	(Ca,Na)₅(Si₂₇Al₉)O₇₂ · 26H₂O
Al	ⓘ Laumontite	CaAl₂Si₄O₁₂ · 4H₂O
Al	ⓘ Kaersutite	{Na}{Ca₂}{Mg₃AlTi}(Al₂Si₆O₂₂)O₂
Al	ⓘ Phlogopite	KMg₃(AlSi₃O₁₀)(OH)₂
Al	ⓘ Analcime	Na(AlSi₂O₆) · H₂O
Al	ⓘ Spinel	MgAl₂O₄
Al	ⓘ Orthoclase	K(AlSi₃O₈)
Al	ⓘ Kaolinite	Al₂(Si₂O₅)(OH)₄
Al	ⓘ Clinochlore	Mg₅Al(AlSi₃O₁₀)(OH)₈
Al	ⓘ Stilbite-Ca	NaCa₄[Al₉Si₂₇O₇₂] · nH₂O
Al	ⓘ Natrolite	Na₂Al₂Si₃O₁₀ · 2H₂O
Al	ⓘ Muscovite (var: Sericite)	KAl₂(AlSi₃O₁₀)(OH)₂
Al	ⓘ Serpentine Subgroup	D₃[Si₂O₅](OH)₄ D = Mg, Fe, Ni, Mn, Al, Zn
Si	Silicon
Si	ⓘ Albite (var: Oligoclase)	(Na,Ca)[Al(Si,Al)Si₂O₈]
Si	ⓘ Albite	Na(AlSi₃O₈)
Si	ⓘ Allanite-(Ce)	{CaCe}{Al₂Fe²⁺}(Si₂O₇)(SiO₄)O(OH)
Si	ⓘ Beryl	Be₃Al₂(Si₆O₁₈)
Si	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg)([Si/Al]Si₂O₁₀)(OH/F)₂
Si	ⓘ Microcline	K(AlSi₃O₈)
Si	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
Si	ⓘ Quartz	SiO₂
Si	ⓘ Epidote	{Ca₂}{Al₂Fe³⁺}(Si₂O₇)(SiO₄)O(OH)
Si	ⓘ Heulandite-Ca	(Ca,Na)₅(Si₂₇Al₉)O₇₂ · 26H₂O
Si	ⓘ Laumontite	CaAl₂Si₄O₁₂ · 4H₂O
Si	ⓘ Zircon	Zr(SiO₄)
Si	ⓘ Titanite	CaTi(SiO₄)O
Si	ⓘ Quartz (var: Rutilated Quartz)	SiO₂
Si	ⓘ Quartz (var: Smoky Quartz)	SiO₂
Si	ⓘ Quartz (var: Amethyst)	SiO₂
Si	ⓘ Augite	(Ca_xMg_yFe_z)(Mg_y1Fe_z1)Si₂O₆
Si	ⓘ Kaersutite	{Na}{Ca₂}{Mg₃AlTi}(Al₂Si₆O₂₂)O₂
Si	ⓘ Phlogopite	KMg₃(AlSi₃O₁₀)(OH)₂
Si	ⓘ Analcime	Na(AlSi₂O₆) · H₂O
Si	ⓘ Orthoclase	K(AlSi₃O₈)
Si	ⓘ Kaolinite	Al₂(Si₂O₅)(OH)₄
Si	ⓘ Clinochlore	Mg₅Al(AlSi₃O₁₀)(OH)₈
Si	ⓘ Stilbite-Ca	NaCa₄[Al₉Si₂₇O₇₂] · nH₂O
Si	ⓘ Natrolite	Na₂Al₂Si₃O₁₀ · 2H₂O
Si	ⓘ Muscovite (var: Sericite)	KAl₂(AlSi₃O₁₀)(OH)₂
Si	ⓘ Serpentine Subgroup	D₃[Si₂O₅](OH)₄ D = Mg, Fe, Ni, Mn, Al, Zn
Si	ⓘ Allanite Group	{A1²⁺REE³⁺}{M₂³⁺M3²⁺}(Si₂O₇)(SiO₄)O(OH)
P	Phosphorus
P	ⓘ Fluorapatite	Ca₅(PO₄)₃F
P	ⓘ Monazite-(Ce)	Ce(PO₄)
P	ⓘ Xenotime-(Y)	Y(PO₄)
S	Sulfur
S	ⓘ Molybdenite	MoS₂
S	ⓘ Pyrite	FeS₂
S	ⓘ Chalcopyrite	CuFeS₂
S	ⓘ Bornite	Cu₅FeS₄
K	Potassium
K	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg)([Si/Al]Si₂O₁₀)(OH/F)₂
K	ⓘ Microcline	K(AlSi₃O₈)
K	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
K	ⓘ Phlogopite	KMg₃(AlSi₃O₁₀)(OH)₂
K	ⓘ Orthoclase	K(AlSi₃O₈)
K	ⓘ Muscovite (var: Sericite)	KAl₂(AlSi₃O₁₀)(OH)₂
Ca	Calcium
Ca	ⓘ Albite (var: Oligoclase)	(Na,Ca)[Al(Si,Al)Si₂O₈]
Ca	ⓘ Allanite-(Ce)	{CaCe}{Al₂Fe²⁺}(Si₂O₇)(SiO₄)O(OH)
Ca	ⓘ Fluorapatite	Ca₅(PO₄)₃F
Ca	ⓘ Calcite	CaCO₃
Ca	ⓘ Fluorite	CaF₂
Ca	ⓘ Epidote	{Ca₂}{Al₂Fe³⁺}(Si₂O₇)(SiO₄)O(OH)
Ca	ⓘ Heulandite-Ca	(Ca,Na)₅(Si₂₇Al₉)O₇₂ · 26H₂O
Ca	ⓘ Laumontite	CaAl₂Si₄O₁₂ · 4H₂O
Ca	ⓘ Titanite	CaTi(SiO₄)O
Ca	ⓘ Aragonite	CaCO₃
Ca	ⓘ Augite	(Ca_xMg_yFe_z)(Mg_y1Fe_z1)Si₂O₆
Ca	ⓘ Kaersutite	{Na}{Ca₂}{Mg₃AlTi}(Al₂Si₆O₂₂)O₂
Ca	ⓘ Stilbite-Ca	NaCa₄[Al₉Si₂₇O₇₂] · nH₂O
Ti	Titanium
Ti	ⓘ Rutile	TiO₂
Ti	ⓘ Titanite	CaTi(SiO₄)O
Ti	ⓘ Ilmenite	Fe²⁺TiO₃
Ti	ⓘ Kaersutite	{Na}{Ca₂}{Mg₃AlTi}(Al₂Si₆O₂₂)O₂
Ti	ⓘ Magnetite (var: Titaniferous Magnetite)	Fe²⁺(Fe³⁺,Ti)₂O₄
Ti	ⓘ Ilmenite (var: Washingtonite)	Fe²⁺TiO₃
Ti	ⓘ Anatase	TiO₂
Mn	Manganese
Mn	ⓘ Serpentine Subgroup	D₃[Si₂O₅](OH)₄ D = Mg, Fe, Ni, Mn, Al, Zn
Fe	Iron
Fe	ⓘ Allanite-(Ce)	{CaCe}{Al₂Fe²⁺}(Si₂O₇)(SiO₄)O(OH)
Fe	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg)([Si/Al]Si₂O₁₀)(OH/F)₂
Fe	ⓘ Epidote	{Ca₂}{Al₂Fe³⁺}(Si₂O₇)(SiO₄)O(OH)
Fe	ⓘ Magnetite	Fe²⁺Fe₂³⁺O₄
Fe	ⓘ Columbite-(Fe)	Fe²⁺Nb₂O₆
Fe	ⓘ Ilmenite	Fe²⁺TiO₃
Fe	ⓘ Pyrite	FeS₂
Fe	ⓘ Augite	(Ca_xMg_yFe_z)(Mg_y1Fe_z1)Si₂O₆
Fe	ⓘ Magnetite (var: Titaniferous Magnetite)	Fe²⁺(Fe³⁺,Ti)₂O₄
Fe	ⓘ Hematite	Fe₂O₃
Fe	ⓘ Serpentine Subgroup	D₃[Si₂O₅](OH)₄ D = Mg, Fe, Ni, Mn, Al, Zn
Fe	ⓘ Ilmenite (var: Washingtonite)	Fe²⁺TiO₃
Fe	ⓘ Chalcopyrite	CuFeS₂
Fe	ⓘ Bornite	Cu₅FeS₄
Ni	Nickel
Ni	ⓘ Serpentine Subgroup	D₃[Si₂O₅](OH)₄ D = Mg, Fe, Ni, Mn, Al, Zn
Cu	Copper
Cu	ⓘ Malachite	Cu₂(CO₃)(OH)₂
Cu	ⓘ Chalcopyrite	CuFeS₂
Cu	ⓘ Bornite	Cu₅FeS₄
Zn	Zinc
Zn	ⓘ Serpentine Subgroup	D₃[Si₂O₅](OH)₄ D = Mg, Fe, Ni, Mn, Al, Zn
Y	Yttrium
Y	ⓘ Xenotime-(Y)	Y(PO₄)
Zr	Zirconium
Zr	ⓘ Zircon	Zr(SiO₄)
Nb	Niobium
Nb	ⓘ Columbite-(Fe)	Fe²⁺Nb₂O₆
Mo	Molybdenum
Mo	ⓘ Molybdenite	MoS₂
Ce	Cerium
Ce	ⓘ Allanite-(Ce)	{CaCe}{Al₂Fe²⁺}(Si₂O₇)(SiO₄)O(OH)
Ce	ⓘ Monazite-(Ce)	Ce(PO₄)
Ce	ⓘ Bastnäsite-(Ce)	Ce(CO₃)F
Th	Thorium
Th	ⓘ Thorianite	ThO₂
Th	ⓘ Thorianite (var: Uranothorianite)	(Th,U)O₂
U	Uranium
U	ⓘ Thorianite (var: Uranothorianite)	(Th,U)O₂
U	ⓘ Uraninite	UO₂

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Westerly Granite / Narragansett Pluton by Fred A. Schuster
Westerly Granite / Narragansett Pluton by Fred A. Schuster

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Westerly, Washington Co., Rhode Island, USAiRegional Level TypesWesterly- not defined - Washington Co.County Rhode IslandState USACountry function showexplain() { $("#locexplain").toggle(); if (typeof movemap === "function") movemap(); }

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Westerly, Washington Co., Rhode Island, USA i
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