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:
Srednogorie Region (Sredna Gora; Srdnia Gora), Plovdiv Province, Bulgaria


mindat Locality ID: 26392
mindat URL: http://www.mindat.org/loc-26392.html

Tectonic Settings:

Total number of sublocalities beneath "Srednogorie Region (Sredna Gora; Srdnia Gora), Plovdiv Province, Bulgaria": 2
Total number of bottom-level sublocalities: 1

Number of Child Localities: 1
Child Localities:
Ihtimanska Sredna Gora (Ikhtiman Sredna Gora)

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 B Ba C Ca Fe H K Mg Na O P Si U 

Elements from minerals reported directly at this locality: Ba H O P U 

Structural Groups for minerals in this locality: 
AmphiboleAndalusiteClayClinozoisiteCorundumEpidoteMicaNonePrehniteQuartz
Smectite-vermiculiteTalcTourmaline

15 IMA Minerals at location:
Actinolite  (*)Andalusite  (*)Clinozoisite  (*)Corundum  (*)Dravite  (*)
Graphite  (*)Muscovite  (*)Phlogopite  (*)Prehnite  (*)Quartz  (*)
Schorl  (*)Talc  (*)Uranocircite-II  (*)Vermiculite  (*)Zoisite  (*)
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)21290043419
Andalusite  (*)AndalusiteAl2SiO51290041310
Clinozoisite  (*)Clinozoisite EpidoteCa2Al3[Si2O7][SiO4]O(OH)1290041025
Corundum  (*)CorundumAl2O31290041797
Dravite  (*)TourmalineNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)129004648
Graphite  (*)NoneC1290042812
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)212900417380
Phlogopite  (*)Mica ClayKMg3(AlSi3O10)(OH)21290042273
Prehnite  (*)PrehniteCa2Al(Si3Al)O10(OH)21290041898
Quartz  (*)QuartzSiO212900461156
Schorl  (*)TourmalineNaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)1290042705
Talc  (*)Clay TalcMg3Si4O10(OH)21290043337
Uranocircite-II  (*)NoneBa(UO2)2(PO4)2·10H2O089
Vermiculite  (*)Clay Smectite-vermiculiteMg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4·8H2O129004652
Zoisite  (*)EpidoteCa2Al3[Si2O7][SiO4]O(OH)1290041025


No ages have been assigned to this locality yet.
SampleSource LocalityReference URL

All locality data graciously provided by mindat.org

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