Mineral Evolution Database

Created and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.

Mineral locality data provided by mindat.org

The Mineral Evolution database is currently under development.

The goal of this page is to present localities at which the mineral is found, and estimates of the oldest possible geologic age of the minerals at these localities.

Locality Name:
Washington Co., Rhode Island, USA

mindat Locality ID: 19434
mindat URL: http://www.mindat.org/loc-19434.html

Tectonic Settings:

Total number of sublocalities beneath "Washington Co., Rhode Island, USA": 53
Total number of bottom-level sublocalities: 40

Number of Child Localities: 9
Child Localities:
Charlestown
Exeter
Hopkinton
Narragansett
New Shoreham
North Kingstown
Richmond
South Kingstown
Westerly

Latitude: 41°28'15"N
Longitude: 71°37'37"W
Decimal Degree (lat, lon): 41.470833333333,-71.626944444444

A	This mineral is Anthropogenic.
G	This mineral is directly dated.
B	This mineral is reported as having this age.
Y	This mineral is using an age reported as an element mineralization period.
O	This mineral is using an age calculated from all data at the locality.
R	The age displayed for this mineral originates from a different, non-child locality.
P	The age displayed for this mineral is the range of ages for this mineral at all of this locality's children.
	This mineral's age has not yet been recorded.

Allanite	Amphibole	Analcime	Apatite	Aragonite	Autunite	Bastnäsite	Beryl	Brookite	Calcite
Chalcopyrite	Chevkinite	Chlorite	Clay	Clinozoisite	Columbite	Corundum	Epidote	Feldspar	Fluorite
Garnet	Heulandite	Kaolinite	Malachite	Marcasite	Mica	Molybdenite	Monazite	Natrolite	None
Not in a structural group	Pyrite	Pyroxene	Quartz	Rocksalt	Rutile	Smectite-vermiculite	Spinel	Staurolite	Stilbite
Titanite	Tourmaline	Zircon

This Mineral list contains entries from this locality, including sub-localities. Minerals in bold are reported by mindat.org as occurring directly at this locality, and do not occur at any children (sublocalities) of this locality.

Elements at this locality, including sub-localities: Al B Be C Ca Ce Cu F Fe H K Mg Mo Na Nb O P Pb S Si Th Ti U Y Zr

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Allanite Amphibole Analcime Apatite Aragonite Autunite Bastnäsite Beryl Brookite Calcite
Chalcopyrite Chevkinite Chlorite Clay Clinozoisite Columbite Corundum Epidote Feldspar Fluorite
Garnet Heulandite Kaolinite Malachite Marcasite Mica Molybdenite Monazite Natrolite None
Not in a structural group Pyrite Pyroxene Quartz Rocksalt Rutile Smectite-vermiculite Spinel Staurolite Stilbite
Titanite Tourmaline Zircon

54 IMA Minerals at location:

Albite ()*	Allanite-(Ce) ()*	Almandine ()*	Analcime ()*	Anatase ()*
Aragonite ()*	Augite ()*	Autunite ()*	Bastnäsite-(Ce) ()*	Beryl ()*
Bornite ()*	Brookite ()*	Calcite ()*	Chalcopyrite ()*	Chamosite ()*
Chevkinite-(Ce) ()*	Clinochlore ()*	Columbite-(Fe) ()*	Epidote ()*	Fluorapatite ()*
Fluorite ()*	Galena ()*	Graphite ()*	Hematite ()*	Heulandite-Ca ()*
Ilmenite ()*	Kaersutite ()*	Kaolinite ()*	Kyanite ()*	Laumontite ()*
Magnetite ()*	Malachite ()*	Marcasite ()*	Microcline ()*	Molybdenite ()*
Monazite-(Ce) ()*	Montmorillonite ()*	Muscovite ()*	Natrolite ()*	Orthoclase ()*
Phlogopite ()*	Pyrite ()*	Quartz ()*	Rutile ()*	Schorl ()*
Sillimanite ()*	Spinel ()*	Staurolite ()*	Stilbite-Ca ()*	Thorianite ()*
Titanite ()*	Uraninite ()*	Xenotime-(Y) ()*	Zircon ()*

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Albite ()*	Feldspar	Na(AlSi₃O₈)	16	263578,263602,263606,263612,263613,263614,263615,263616,263617,263618,263619,263620,263622,263623,263625,263629	8803
Allanite-(Ce) ()*	Allanite Epidote	CaCe(Al₂Fe²⁺)[Si₂O₇][SiO₄]O(OH)	7	263578,263602,263613,263614,263618,263622,263624	706
Almandine ()*	Garnet	Fe²⁺₃Al₂(SiO₄)₃	3	263588,263589,263593	2353
Analcime ()*	Analcime	Na(AlSi₂O₆)·H₂O	1	263627	1627
Anatase ()*	Not in a structural group	TiO₂	2	263602,263629	2162
Aragonite ()*	Aragonite	Ca(CO₃)	2	263614,263622	3250
Augite ()*	Pyroxene	(Ca,Mg,Fe)₂Si₂O₆	2	263622,263627	2060
Autunite ()*	Autunite	Ca(UO₂)₂(PO₄)₂·10-12H₂O	1	263590	1272
Bastnäsite-(Ce) ()*	Bastnäsite	Ce(CO₃)F	1	263622	304
Beryl ()*	Beryl	Be₃Al₂Si₆O₁₈	8	263588,263589,263591,263593,263606,263614,263624,263629	4286
Bornite ()*	None	Cu₅FeS₄	1	263629	5516
Brookite ()*	Brookite	TiO₂	1	263602	700
Calcite ()*	Calcite	Ca(CO₃)	12	263578,263596,263597,263612,263613,263614,263615,263620,263622,263624,263627,263629	27770
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	1	263629	27198
Chamosite ()*	Chlorite Clay	(Fe²⁺,Mg,Al,Fe³⁺)₆(Si,Al)₄O₁₀(OH,O)₈	1	263581	577
Chevkinite-(Ce) ()*	Chevkinite	Ce₄(Ti,Fe²⁺,Fe³⁺)₅O₈(Si₂O₇)₂	1	263581	89
Clinochlore ()*	Chlorite Clay	Mg₅Al(AlSi₃O₁₀)(OH)₈	3	263596,263615,263618	1756
Columbite-(Fe) ()*	Columbite	Fe²⁺Nb₂O₆	1	263622	518
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	6	263610,263612,263615,263620,263622,263624	8173
Fluorapatite ()*	Apatite	Ca₅(PO₄)₃F	6	263588,263591,263613,263614,263622,263624	2740
Fluorite ()*	Fluorite	CaF₂	5	263581,263614,263621,263622,263624	9617
Galena ()*	Rocksalt	PbS	1	263590	24243
Graphite ()*	None	C	2	263599,263607	2812
Hematite ()*	Corundum	Fe₂O₃	5	263581,263584,263593,263615,263617	14640
Heulandite-Ca ()*	Heulandite	(Ca,Na,K)₅(Si₂₇Al₉)O₇₂·26H₂O	1	263614	246
Ilmenite ()*	Corundum	Fe²⁺Ti⁴⁺O₃	4	263585,263599,263609,263622	5433
Kaersutite ()*	Amphibole	NaCa₂(Mg₃AlTi⁴⁺)(Si₆Al₂)O₂₂O₂	1	263627	179
Kaolinite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄	1	263615	5591
Kyanite ()*	Not in a structural group	Al₂OSiO₄	1	263599	1507
Laumontite ()*	Not in a structural group	CaAl₂Si₄O₁₂·4H₂O	1	263614	1271
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	9	263578,263602,263614,263615,263617,263618,263622,263627,263629	14899
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	1	263629	12537
Marcasite ()*	Marcasite	FeS₂	1	263602	5674
Microcline ()*	Feldspar	K(AlSi₃O₈)	26	263578,263581,263585,263588,263589,263590,263591,263602,263604,263605,263606,263608,263612,263613,263614,263615,263616,263617,263618,263619,263620,263622,263623,263624,263625,263629	4924
Molybdenite ()*	Molybdenite	MoS₂	5	263581,263602,263604,263622,263624	5800
Monazite-(Ce) ()*	Monazite	Ce(PO₄)	5	263589,263593,263614,263622,263624	945
Montmorillonite ()*	Clay Smectite-vermiculite	(Na,Ca)_0.3(Al,Mg)₂Si₄O₁₀(OH)₂·nH₂O	1	263584	1508
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	16	263578,263588,263589,263590,263591,263599,263604,263606,263607,263609,263616,263620,263622,263623,263624,263629	17380
Natrolite ()*	Natrolite	Na₂(Si₃Al₂)O₁₀·2H₂O	1	263609	1236
Orthoclase ()*	Feldspar	K(AlSi₃O₈)	4	263578,263616,263618,263621	2349
Phlogopite ()*	Mica Clay	KMg₃(AlSi₃O₁₀)(OH)₂	1	263627	2273
Pyrite ()*	Pyrite	FeS₂	4	263594,263618,263622,263629	39462
Quartz ()*	Quartz	SiO₂	22	263578,263581,263584,263588,263589,263596,263597,263602,263604,263607,263608,263609,263610,263613,263614,263616,263619,263622,263623,263624,263626,263629	61156
Rutile ()*	Rutile	TiO₂	9	263578,263602,263612,263613,263614,263620,263622,263623,263624	5614
Schorl ()*	Tourmaline	NaFe²⁺₃Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)	2	263589,263593	2705
Sillimanite ()*	Not in a structural group	Al₂SiO₅	2	263593,263599	1516
Spinel ()*	Spinel	MgAl₂O₄	1	263627	1934
Staurolite ()*	Staurolite	Fe²⁺₂Al₉Si₄O₂₃(OH)	1	263599	978
Stilbite-Ca ()*	Stilbite	NaCa₄(Si₂₇Al₉)O₇₂·28H₂O	1	263612	268
Thorianite ()*	Fluorite	ThO₂	1	263622	236
Titanite ()*	Titanite	CaTi(SiO₄)O	7	263578,263580,263588,263589,263606,263614,263620	4899
Uraninite ()*	Fluorite	UO₂	1	263622	2718
Xenotime-(Y) ()*	Zircon	Y(PO₄)	1	263609	939
Zircon ()*	Zircon	Zr(SiO₄)	7	263578,263593,263602,263613,263614,263618,263622	5251

No ages have been assigned to this locality yet.

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...