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:
Shrewsbury, Worcester Co., Massachusetts, USA


mindat Locality ID: 236401
mindat URL: http://www.mindat.org/loc-236401.html

Tectonic Settings:

Total number of sublocalities beneath "Shrewsbury, Worcester Co., Massachusetts, USA": 4
Total number of bottom-level sublocalities: 4

Number of Child Localities: 4
Child Localities:
Farmington Drive Construction Site
Fortune Boulevard Construction Site
Shrewsbury Ash Storage Facility
West Shrewsbury Steatite Locality

Latitude: 42°17'45"N
Longitude: 71°42'48"W
Decimal Degree (lat, lon): 42.295833333333,-71.713333333333
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 H K Mg O S Si Ti 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AmphiboleClayClinozoisiteCorundumEpidoteFeldsparNoneOlivinePyriteSerpentine
Talc

9 IMA Minerals at location:
Antigorite  (*)Epidote  (*)Forsterite  (*)Hematite  (*)Ilmenite  (*)
Microcline  (*)Pyrite  (*)Talc  (*)Tremolite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Antigorite  (*)Serpentine ClayMg3Si2O5(OH)41219903708
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)2219900,2199018173
Forsterite  (*)OlivineMg2(SiO4)12199031188
Hematite  (*)CorundumFe2O32219900,21990114640
Ilmenite  (*)CorundumFe2+Ti4+O312199005433
Microcline  (*)FeldsparK(AlSi3O8)12199014924
Pyrite  (*)PyriteFeS2121990239462
Talc  (*)Clay TalcMg3Si4O10(OH)212199033337
Tremolite  (*)Amphibole   Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)212199032562


No ages have been assigned to this locality yet.

All locality data graciously provided by mindat.org

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