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:
Amherst, Hampshire Co., Massachusetts, USA


mindat Locality ID: 22976
mindat URL: http://www.mindat.org/loc-22976.html

Tectonic Settings:

Total number of sublocalities beneath "Amherst, Hampshire Co., Massachusetts, USA": 1
Total number of bottom-level sublocalities: 1

Number of Child Localities: 1
Child Localities:
Notch Quarry (Lane Quarry; Amherst Quarry; Round Mountain Quarry)

Latitude: 42°18'8"N
Longitude: 72°31'36"W
Decimal Degree (lat, lon): 42.302222222222,-72.526666666667
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 C Ca Cu Fe H K Mg Na O Pb S Si Zn 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
CalciteChalcopyriteClayCorundumGadoliniteNonePectolitePrehnitePyriteQuartz
RhodoniteRocksaltSphaleriteStilpnomelane

12 IMA Minerals at location:
Babingtonite  (*)Calcite  (*)Chalcopyrite  (*)Datolite  (*)Galena  (*)
Hematite  (*)Pectolite  (*)Prehnite  (*)Pyrite  (*)Quartz  (*)
Sphalerite  (*)Stilpnomelane  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Babingtonite  (*)RhodoniteCa2Fe2+Fe3+Si5O14(OH)1219518161
Calcite  (*)CalciteCa(CO3)121951827770
Chalcopyrite  (*)ChalcopyriteCuFeS2121951827198
Datolite  (*)GadoliniteCaB(SiO4)(OH)1219518498
Galena  (*)RocksaltPbS121951824243
Hematite  (*)CorundumFe2O3121951814640
Pectolite  (*)PectoliteNaCa2Si3O8(OH)1219518363
Prehnite  (*)PrehniteCa2Al(Si3Al)O10(OH)212195181898
Pyrite  (*)PyriteFeS2121951839462
Quartz  (*)QuartzSiO2121951861156
Sphalerite  (*)SphaleriteZnS121951821482
Stilpnomelane  (*)Stilpnomelane Clay(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36·nH2O1219518456


No ages have been assigned to this locality yet.
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All locality data graciously provided by mindat.org

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