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:
Rumney, Grafton Co., New Hampshire, USA


mindat Locality ID: 24689
mindat URL: http://www.mindat.org/loc-24689.html

Tectonic Settings:

Total number of sublocalities beneath "Rumney, Grafton Co., New Hampshire, USA": 12
Total number of bottom-level sublocalities: 11

Number of Child Localities: 11
Child Localities:
Atwood Mine (Burley Mine; General Electric Mine; Pasture Mine; West Rumney Mine)
Belden Mine (Standard Mica Mine)
Burgess Prospect
East Rumney
Eight-Ball Mica Prospect
Kennsington Prospect
Leggett Prospect
McGuinness Mine
Nickerson Mine
Rumney Lead Mine
Wheat Mine (Rogers Mine)

Latitude: 43°48'15"N
Longitude: 71°48'48"W
Decimal Degree (lat, lon): 43.804166666667,-71.813333333333
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 F Fe H K Li Mn Na O P Pb S Si Zn 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
ApatiteBerylClayFeldsparGarnetGraftoniteKaoliniteMicaNoneNot in a structural group
OlivineQuartzRocksaltSphaleriteTourmalineVivianite

16 IMA Minerals at location:
Albite  (*)Almandine  (*)Beryl  (*)Fluorapatite  (*)Galena  (*)
Graftonite  (*)Heterosite  (*)Kaolinite  (*)Muscovite  (*)Purpurite  (*)
Quartz  (*)Schorl  (*)Sillimanite  (*)Sphalerite  (*)Triphylite  (*)
Vivianite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Albite  (*)FeldsparNa(AlSi3O8)4242415,242416,242420,2424228803
Almandine  (*)GarnetFe2+3Al2(SiO4)312424202353
Beryl  (*)BerylBe3Al2Si6O188242415,242417,242419,242420,242421,242422,242423,2424264286
Fluorapatite  (*)ApatiteCa5(PO4)3F12424202740
Galena  (*)RocksaltPbS124242524243
Graftonite  (*)GraftoniteFe2+Fe2+2(PO4)21242420107
Heterosite  (*)OlivineFe3+(PO4)1242420204
Kaolinite  (*)Clay KaoliniteAl2Si2O5(OH)412424165591
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)28242415,242416,242417,242420,242421,242422,242424,24242617380
Purpurite  (*)OlivineMn3+(PO4)124242080
Quartz  (*)QuartzSiO29242415,242416,242417,242420,242421,242422,242424,242425,24242661156
Schorl  (*)TourmalineNaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)5242415,242416,242420,242421,2424222705
Sillimanite  (*)Not in a structural groupAl2SiO54242415,242416,242420,2424261516
Sphalerite  (*)SphaleriteZnS124242521482
Triphylite  (*)OlivineLiFe2+(PO4)1242420313
Vivianite  (*)VivianiteFe2+3(PO4)2·8H2O1242420636


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...