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:
Salem, Rockingham Co., New Hampshire, USA


mindat Locality ID: 15867
mindat URL: http://www.mindat.org/loc-15867.html

Tectonic Settings:

Total number of sublocalities beneath "Salem, Rockingham Co., New Hampshire, USA": 2
Total number of bottom-level sublocalities: 2

Number of Child Localities: 2
Child Localities:
Foster Corners
Nevins Quarry

Latitude: 42°47'18"N
Longitude: 71°12'3"W
Decimal Degree (lat, lon): 42.788333333333,-71.200833333333

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 F Fe H K Na O P S Si 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AmorphousApatiteCalciteClayFeldsparFluoriteGarnetMicaNickelineNone
QuartzTourmaline

10 IMA Minerals at location:
Almandine  (*)Calcite  (*)Fluorapatite  (*)Fluorite  (*)Microcline  (*)
Muscovite  (*)Opal  (*)Pyrrhotite  (*)Quartz  (*)Schorl  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Almandine  (*)GarnetFe2+3Al2(SiO4)312426962353
Calcite  (*)CalciteCa(CO3)124269627770
Fluorapatite  (*)ApatiteCa5(PO4)3F12426962740
Fluorite  (*)FluoriteCaF212426969617
Microcline  (*)FeldsparK(AlSi3O8)12426964924
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)2124269617380
Opal  (*)AmorphousSiO2·nH2O12426962994
Pyrrhotite  (*)NickelineFe7S812426969056
Quartz  (*)QuartzSiO2124269661156
Schorl  (*)TourmalineNaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)12426962705



No ages have been assigned to this locality yet.

SampleSource LocalityReference URL


All locality data graciously provided by mindat.org

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