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:
Blandford, Hampden Co., Massachusetts, USA


mindat Locality ID: 15756
mindat URL: http://www.mindat.org/loc-15756.html

Tectonic Settings:

Total number of sublocalities beneath "Blandford, Hampden Co., Massachusetts, USA": 5
Total number of bottom-level sublocalities: 5

Number of Child Localities: 5
Child Localities:
Blair Pond Staurolite Locality
Blandford Mica Mines
Blandford Power Lines Kyanite Locality
Boise Quarry
Osborne Soapstone Quarry

Latitude: 42°10'41"N
Longitude: 72°55'32"W
Decimal Degree (lat, lon): 42.178055555556,-72.925555555556
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 B Be Ca Cr Cu F Fe H K Li Mg Na O P Si Sn Ti U Zr 

Elements from minerals reported directly at this locality: Cr Fe H Mg O Si 

Structural Groups for minerals in this locality: 
AmphiboleApatiteAutuniteBerylClayClinozoisiteEpidoteFeldsparFluoriteGarnet
Meta-autuniteMicaNoneNot in a structural groupOlivinePyroxeneQuartzRutileSpinelStaurolite
TalcTitaniteTourmalineZircon

28 IMA Minerals at location:
Actinolite  (*)Albite  (*)Almandine  (*)Anthophyllite  (*)Autunite  (*)
Beryl  (*)Cassiterite  (*)Chromite  (*)Epidote  (*)Ferro-hornblende  (*)
Fluorapatite  (*)Hedenbergite  (*)Kyanite  (*)Magnetite  (*)Meta-autunite  (*)
Metatorbernite  (*)Microcline  (*)Muscovite  (*)Phlogopite  (*)Quartz  (*)
Schorl  (*)Staurolite  (*)Talc  (*)Titanite  (*)Torbernite  (*)
Triphylite  (*)Uraninite  (*)Zircon  (*)
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)212194753419
Albite  (*)FeldsparNa(AlSi3O8)12194728803
Almandine  (*)GarnetFe2+3Al2(SiO4)312194722353
Anthophyllite  (*)Amphibole   Mg2Mg5Si8O22(OH)20718
Autunite  (*)AutuniteCa(UO2)2(PO4)2·10-12H2O12194721272
Beryl  (*)BerylBe3Al2Si6O182219472,2194744286
Cassiterite  (*)RutileSnO212194725171
Chromite  (*)SpinelFe2+Cr2O403902
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)12194758173
Ferro-hornblende  (*)Amphibole   Ca2(Fe2+4Al)(Si7Al)O22(OH)21219475271
Fluorapatite  (*)ApatiteCa5(PO4)3F12194722740
Hedenbergite  (*)PyroxeneCaFe2+Si2O61219475741
Kyanite  (*)Not in a structural groupAl2OSiO412194731507
Magnetite  (*)SpinelFe2+Fe3+2O4121947514899
Meta-autunite  (*)Meta-autuniteCa(UO2)2(PO4)2·6H2O1219472388
Metatorbernite  (*)NoneCu(UO2)2(PO4)2·8H2O1219472443
Microcline  (*)FeldsparK(AlSi3O8)2219472,2194754924
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)22219472,21947517380
Phlogopite  (*)Mica ClayKMg3(AlSi3O10)(OH)212194722273
Quartz  (*)QuartzSiO23219472,219474,21947561156
Schorl  (*)TourmalineNaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)2219472,2194752705
Staurolite  (*)StauroliteFe2+2Al9Si4O23(OH)2219471,219472978
Talc  (*)Clay TalcMg3Si4O10(OH)212194753337
Titanite  (*)TitaniteCaTi(SiO4)O12194754899
Torbernite  (*)NoneCu(UO2)2(PO4)2·12H2O12194721059
Triphylite  (*)OlivineLiFe2+(PO4)1219472313
Uraninite  (*)FluoriteUO212194722718
Zircon  (*)ZirconZr(SiO4)12194725251


No ages have been assigned to this locality yet.
SampleSource LocalityReference URL

All locality data graciously provided by mindat.org

All age data...

Other copyright data...