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:
Staley, Randolph Co., North Carolina, USA


mindat Locality ID: 30271
mindat URL: http://www.mindat.org/loc-30271.html

Tectonic Settings:

Total number of sublocalities beneath "Staley, Randolph Co., North Carolina, USA": 2
Total number of bottom-level sublocalities: 2

Number of Child Localities: 2
Child Localities:
Carolina Mine
Staley Mine (Gerhardt Mine)

Latitude: 35°47'59"N
Longitude: 79°35'58"W
Decimal Degree (lat, lon): 35.799722222222,-79.599444444444
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 Mn O P S Si 

Elements from minerals reported directly at this locality: Al H O Si 

Structural Groups for minerals in this locality: 
AndalusiteCalciteChalcopyriteChloritoidClayCorundumDiasporeKaoliniteLazuliteMica
NonePyritePyrophylliteQuartzTopaz

14 IMA Minerals at location:
Andalusite  (*)Calcite  (*)Chalcopyrite  (*)Chloritoid  (*)Diaspore  (*)
Hematite  (*)Kaolinite  (*)Lazulite  (*)Muscovite  (*)Ottrélite  (*)
Pyrite  (*)Pyrophyllite  (*)Quartz  (*)Topaz  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Andalusite  (*)AndalusiteAl2SiO52252475,2524761310
Calcite  (*)CalciteCa(CO3)125247627770
Chalcopyrite  (*)ChalcopyriteCuFeS2125247627198
Chloritoid  (*)ChloritoidFe2+Al2O(SiO4)(OH)21252476376
Diaspore  (*)DiasporeAlO(OH)1252475481
Hematite  (*)CorundumFe2O3125247614640
Kaolinite  (*)Clay KaoliniteAl2Si2O5(OH)405591
Lazulite  (*)LazuliteMgAl2(PO4)2(OH)22252475,252476232
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)2125247617380
Ottrélite  (*)ChloritoidMn2+Al2O(SiO4)(OH)2125247559
Pyrite  (*)PyriteFeS22252475,25247639462
Pyrophyllite  (*)Clay PyrophylliteAl2Si4O10(OH)22252475,252476771
Quartz  (*)QuartzSiO22252475,25247661156
Topaz  (*)TopazAl2SiO4F212524761476


No ages have been assigned to this locality yet.
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