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:
Twin Mountain Quarry (Beech Hill Quarry; Pike Industries Quarry), Carroll, Coos Co., New Hampshire, USA


mindat Locality ID: 271073
mindat URL: http://www.mindat.org/loc-271073.html

Tectonic Settings:

Total number of sublocalities beneath "Twin Mountain Quarry (Beech Hill Quarry; Pike Industries Quarry), Carroll, Coos Co., New Hampshire, USA": 0
Total number of bottom-level sublocalities: 0

Latitude: 44°17'41"N
Longitude: 71°33'13"W
Decimal Degree (lat, lon): 44.294722222222,-71.553611111111
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 Cu F Fe H K Mg Mo O P S Si 

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

Structural Groups for minerals in this locality: 
AmphiboleApatiteCalciteChabaziteClayClinozoisiteEpidoteMalachiteMicaMolybdenite
NonePyriteQuartzScapoliteSpinel

12 IMA Minerals at location:
Calcite  (*)Chabazite-Ca  (*)Epidote  (*)Fluorapatite  (*)Magnetite  (*)
Malachite  (*)Meionite  (*)Molybdenite  (*)Muscovite  (*)Pyrite  (*)
Quartz  (*)Tremolite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Calcite  (*)CalciteCa(CO3)027770
Chabazite-Ca  (*)ChabaziteCa2[Al4Si8O24]·13H2O0310
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)08173
Fluorapatite  (*)ApatiteCa5(PO4)3F02740
Magnetite  (*)SpinelFe2+Fe3+2O4014899
Malachite  (*)MalachiteCu2(CO3)(OH)2012537
Meionite  (*)ScapoliteCa4Al6Si6O24(CO3)0176
Molybdenite  (*)MolybdeniteMoS205800
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)2017380
Pyrite  (*)PyriteFeS2039462
Quartz  (*)QuartzSiO2061156
Tremolite  (*)Amphibole   Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)202562


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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