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:
Stonington, New London Co., Connecticut, USA


mindat Locality ID: 30060
mindat URL: http://www.mindat.org/loc-30060.html

Tectonic Settings:

Total number of sublocalities beneath "Stonington, New London Co., Connecticut, USA": 5
Total number of bottom-level sublocalities: 4

Number of Child Localities: 3
Child Localities:
Masons Island Quarry
New Anguilla Quarry
Paugatuck Quarry (Pawcatuck Quarry)

Latitude: 41°20'0"N
Longitude: 71°54'"W
Decimal Degree (lat, lon): 41.333333333333,-71.9

AThis mineral is Anthropogenic.
GThis mineral is directly dated.
BThis mineral is reported as having this age.
YThis mineral is using an age reported as an element mineralization period.
OThis mineral is using an age calculated from all data at the locality.
RThe age displayed for this mineral originates from a different, non-child locality.
PThe 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.

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 Ca Fe K O Si Ti Zr 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
FeldsparNoneQuartzSpinelTitaniteZircon

5 IMA Minerals at location:
Magnetite  (*)Microcline  (*)Quartz  (*)Titanite  (*)Zircon  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Magnetite  (*)SpinelFe2+Fe3+2O4119931214899
Microcline  (*)FeldsparK(AlSi3O8)11993124924
Quartz  (*)QuartzSiO2119931261156
Titanite  (*)TitaniteCaTi(SiO4)O11993144899
Zircon  (*)ZirconZr(SiO4)11993125251



No ages have been assigned to this locality yet.

SampleSource LocalityReference URL


All locality data graciously provided by mindat.org

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