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:
O'Neil Mine (Nail Mine), Lake Mombasha, Town Of Monroe, Orange Co., New York, USA


mindat Locality ID: 13420
mindat URL: http://www.mindat.org/loc-13420.html

Tectonic Settings:

Total number of sublocalities beneath "O'Neil Mine (Nail Mine), Lake Mombasha, Town Of Monroe, Orange Co., New York, USA": 0
Total number of bottom-level sublocalities: 0

Latitude: 41°17'0"N
Longitude: 74°11'"W
Decimal Degree (lat, lon): 41.283333333333,-74.183333333333
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 Cl F Fe H K Mg Mo Na Ni O S Si Zr 

Elements from minerals reported directly at this locality: Al C Ca Cl F Fe H K Mg Mo Na Ni O S Si Zr 

Structural Groups for minerals in this locality: 
AmphiboleAragoniteCalciteClayClinozoisiteDiasporeEpidoteFeldsparHumiteMolybdenite
NickelineNoneOlivinePentlanditePyroxeneSerpentineSpinelZircon

22 IMA Minerals at location:
Actinolite  (*)Albite  (*)Antigorite  (*)Aragonite  (*)Augite  (*)
Calcite  (*)Chondrodite  (*)Clinoenstatite  (*)Diopside  (*)Epidote  (*)
Fayalite  (*)Goethite  (*)Hastingsite  (*)Magnetite  (*)Molybdenite  (*)
Pentlandite  (*)Potassic-chloro-hastingsite  (*)Potassic-pargasite  (*)Pyrrhotite  (*)Spinel  (*)
Tremolite  (*)Zircon  (*)
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)203419
Albite  (*)FeldsparNa(AlSi3O8)08803
Antigorite  (*)Serpentine ClayMg3Si2O5(OH)40708
Aragonite  (*)AragoniteCa(CO3)03250
Augite  (*)Pyroxene(Ca,Mg,Fe)2Si2O602060
Calcite  (*)CalciteCa(CO3)027770
Chondrodite  (*)HumiteMg5(SiO4)2F20285
Clinoenstatite  (*)PyroxeneMg2Si2O6094
Diopside  (*)PyroxeneCaMgSi2O604135
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)08173
Fayalite  (*)OlivineFe2+2(SiO4)0371
Goethite  (*)DiasporeFeO(OH)07437
Hastingsite  (*)AmphiboleNaCa2(Fe2+4Fe3+)(Si6Al2)O22(OH)20209
Magnetite  (*)SpinelFe2+Fe3+2O4014899
Molybdenite  (*)MolybdeniteMoS205800
Pentlandite  (*)Pentlandite(Ni,Fe)9S801512
Potassic-chloro-hastingsite  (*)AmphiboleKCa2(Fe2+4Fe3+)(Si6Al2)O22Cl209
Potassic-pargasite  (*)AmphiboleKCa2(Mg4Al)(Si6Al2)O22(OH)209
Pyrrhotite  (*)NickelineFe7S809056
Spinel  (*)SpinelMgAl2O401934
Tremolite  (*)Amphibole   Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)202562
Zircon  (*)ZirconZr(SiO4)05251


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...