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:
Hinsdale, Berkshire Co., Massachusetts, USA


mindat Locality ID: 24892
mindat URL: http://www.mindat.org/loc-24892.html

Tectonic Settings:

Total number of sublocalities beneath "Hinsdale, Berkshire Co., Massachusetts, USA": 11
Total number of bottom-level sublocalities: 10

Number of Child Localities: 10
Child Localities:
Berkshire Talc Company Mines
Berkshire Talc Mine
Bog Iron Mine
Hinsdale "Actinolite With Pyrite" Mine
Hinsdale Asbestos Mine
Hinsdale Hematite Breccia Locality #1
Hinsdale Hematite Breccia Locality #2
Hinsdale Serpentine "Marble" Locality
Lake Ashmere Agate Locality
Windsor Brook Placer Gold Locality

Latitude: 42°26'19"N
Longitude: 73°7'33"W
Decimal Degree (lat, lon): 42.438611111111,-73.125833333333
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 C Ca Cr F Fe H K Mg O S Si 

Elements from minerals reported directly at this locality: Al C Ca F Fe H K Mg O Si 

Structural Groups for minerals in this locality: 
AmphiboleCalciteChloriteClayCorundumDiasporeEpidoteHumiteMicaNone
PyritePyroxeneQuartzSpinelTalc

17 IMA Minerals at location:
Actinolite  (*)Anthophyllite  (*)Calcite  (*)Chondrodite  (*)Chromite  (*)
Clinochlore  (*)Diopside  (*)Goethite  (*)Graphite  (*)Hematite  (*)
Magnetite  (*)Phlogopite  (*)Pyrite  (*)Quartz  (*)Talc  (*)
Tremolite  (*)Zoisite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Actinolite  (*)Amphibole   Ca2(Mg4.5-2.5Fe2+0.5-2.5)Si8O22(OH)22219134,2191363419
Anthophyllite  (*)Amphibole   Mg2Mg5Si8O22(OH)22219134,219139718
Calcite  (*)CalciteCa(CO3)027770
Chondrodite  (*)HumiteMg5(SiO4)2F20285
Chromite  (*)SpinelFe2+Cr2O412191343902
Clinochlore  (*)Chlorite ClayMg5Al(AlSi3O10)(OH)812191341756
Diopside  (*)PyroxeneCaMgSi2O604135
Goethite  (*)DiasporeFeO(OH)12191377437
Graphite  (*)NoneC02812
Hematite  (*)CorundumFe2O32219140,21914114640
Magnetite  (*)SpinelFe2+Fe3+2O42219134,21913614899
Phlogopite  (*)Mica ClayKMg3(AlSi3O10)(OH)202273
Pyrite  (*)PyriteFeS22219134,21913639462
Quartz  (*)QuartzSiO24219134,219140,219141,21914361156
Talc  (*)Clay TalcMg3Si4O10(OH)22219134,2191363337
Tremolite  (*)Amphibole   Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)202562
Zoisite  (*)EpidoteCa2Al3[Si2O7][SiO4]O(OH)01025


No ages have been assigned to this locality yet.

All locality data graciously provided by mindat.org

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