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:
Spera District, Khost, Afghanistan


mindat Locality ID: 226874
mindat URL: http://www.mindat.org/loc-226874.html

Tectonic Settings:

Total number of sublocalities beneath "Spera District, Khost, Afghanistan": 10
Total number of bottom-level sublocalities: 9

Number of Child Localities: 8
Child Localities:
Afdzalkhel
Kotgay
Ragay (Roghay)
Shadal (Shodal)
Spera Mine (Spira Mine)
Unnamed Cu Occurrence (1)
Unnamed Cu Occurrence (2)
Zanda Garay (Zanda Geray)

Latitude: 33°12'50"N
Longitude: 69°34'12"E
Decimal Degree (lat, lon): 33.213888888889,69.57

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 Cr Cu Fe H Mg O Pb S Si Zn 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AllophaneCalciteChalcopyriteClayMalachiteNonePyriteQuartzRocksaltSerpentine
SphaleriteSpinel

10 IMA Minerals at location:
Calcite  (*)Chalcopyrite  (*)Chromite  (*)Chrysocolla  (*)Chrysotile  (*)
Galena  (*)Malachite  (*)Pyrite  (*)Quartz  (*)Sphalerite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Calcite  (*)CalciteCa(CO3)178927770
Chalcopyrite  (*)ChalcopyriteCuFeS2179627198
Chromite  (*)SpinelFe2+Cr2O417913902
Chrysocolla  (*)Allophane(Cu2-xAlx)H2-xSi2O5(OH)4·nH2O17943531
Chrysotile  (*)Serpentine ClayMg3Si2O5(OH)41791951
Galena  (*)RocksaltPbS179224243
Malachite  (*)MalachiteCu2(CO3)(OH)2179612537
Pyrite  (*)PyriteFeS22792,79639462
Quartz  (*)QuartzSiO2179761156
Sphalerite  (*)SphaleriteZnS179221482



No ages have been assigned to this locality yet.

SampleSource LocalityReference URL


All locality data graciously provided by mindat.org

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