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:
Mountville, Loudoun Co., Virginia, USA


mindat Locality ID: 255235
mindat URL: http://www.mindat.org/loc-255235.html

Tectonic Settings:

Total number of sublocalities beneath "Mountville, Loudoun Co., Virginia, USA": 2
Total number of bottom-level sublocalities: 2

Number of Child Localities: 2
Child Localities:
Unnamed Marble Quarry
Virginia Lime And Marble Company Quarry

Latitude: 0°0'0"N
Longitude: 0°0'0"E
Decimal Degree (lat, lon): 0,0
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 F Fe H Mg O Si Ti 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AmphiboleAragoniteCalciteChloriteClayClinozoisiteEpidoteFluoriteGarnetNone
PyroxeneSpinelTalcTitanite

13 IMA Minerals at location:
Actinolite  (*)Andradite  (*)Aragonite  (*)Calcite  (*)Clinochlore  (*)
Diopside  (*)Epidote  (*)Fluorite  (*)Grossular  (*)Magnetite  (*)
Talc  (*)Titanite  (*)Tremolite  (*)
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)212817103419
Andradite  (*)GarnetCa3Fe3+2(SiO4)312817101534
Aragonite  (*)AragoniteCa(CO3)12817103250
Calcite  (*)CalciteCa(CO3)128171027770
Clinochlore  (*)Chlorite ClayMg5Al(AlSi3O10)(OH)812817101756
Diopside  (*)PyroxeneCaMgSi2O612817104135
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)12817108173
Fluorite  (*)FluoriteCaF212817109617
Grossular  (*)GarnetCa3Al2(SiO4)312817101544
Magnetite  (*)SpinelFe2+Fe3+2O4128171014899
Talc  (*)Clay TalcMg3Si4O10(OH)212817103337
Titanite  (*)TitaniteCaTi(SiO4)O12817104899
Tremolite  (*)Amphibole   Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)212817102562


No ages have been assigned to this locality yet.
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