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:
Plymouth, Litchfield Co., Connecticut, USA

mindat Locality ID: 251454
mindat URL: http://www.mindat.org/loc-251454.html

Tectonic Settings:

Total number of sublocalities beneath "Plymouth, Litchfield Co., Connecticut, USA": 3
Total number of bottom-level sublocalities: 3

Number of Child Localities: 3
Child Localities:
Hancock Brook Dam
Terryville
Unnamed Garnet Locality

Latitude: 41°39'0"N
Longitude: 73°1'27"W
Decimal Degree (lat, lon): 41.65,-73.024166666667

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.

Amphibole	Beryl	Calcite	Chabazite	Clay	Clinozoisite	Epidote	Feldspar	Garnet	Mica
None	Not in a structural group	Quartz	Stilbite

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 C Ca Fe H K Mg Na O Si

Elements from minerals reported directly at this locality: Al Mg O Si

Structural Groups for minerals in this locality:
Amphibole Beryl Calcite Chabazite Clay Clinozoisite Epidote Feldspar Garnet Mica
None Not in a structural group Quartz Stilbite

11 IMA Minerals at location:

Actinolite ()*	Albite ()*	Almandine ()*	Annite ()*	Calcite ()*
Chabazite-Ca ()*	Cordierite ()*	Epidote ()*	Kyanite ()*	Quartz ()*
Stilbite-Ca ()*

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Actinolite ()*	Amphibole	Ca₂(Mg_4.5-2.5Fe²⁺_0.5-2.5)Si₈O₂₂(OH)₂	1	198984	3419
Albite ()*	Feldspar	Na(AlSi₃O₈)	2	198983,198984	8803
Almandine ()*	Garnet	Fe²⁺₃Al₂(SiO₄)₃	1	198983	2353
Annite ()*	Mica Clay	KFe²⁺₃(AlSi₃O₁₀)(OH)₂	1	198983	356
Calcite ()*	Calcite	Ca(CO₃)	1	198985	27770
Chabazite-Ca ()*	Chabazite	Ca₂[Al₄Si₈O₂₄]·13H₂O	1	198983	310
Cordierite ()*	Beryl	Mg₂Al₄Si₅O₁₈	0		1008
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	1	198984	8173
Kyanite ()*	Not in a structural group	Al₂OSiO₄	1	198983	1507
Quartz ()*	Quartz	SiO₂	1	198985	61156
Stilbite-Ca ()*	Stilbite	NaCa₄(Si₂₇Al₉)O₇₂·28H₂O	1	198983	268

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...