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:
Usulután Department, El Salvador


mindat Locality ID: 131951
mindat URL: http://www.mindat.org/loc-131951.html

Tectonic Settings:

Total number of sublocalities beneath "Usulután Department, El Salvador": 1
Total number of bottom-level sublocalities: 1

Number of Child Localities: 1
Child Localities:
Berlin Geothermal Field

Latitude: 13°31'30"N
Longitude: 88°30'32"W
Decimal Degree (lat, lon): 13.525,-88.508888888889
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: Ag Al Au C Ca Cu Fe H K Mg Na O Pb S Sb Si Ti Zn 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AcanthiteAluniteAmphiboleAnalcimeCalciteChalcopyriteChloriteClayClinozoisiteCopper
CorundumCovelliteCristobaliteEpidoteFeldsparKaoliniteMicaNickelineNoneNot in a structural group
PrehnitePyriteQuartzRocksaltSmectite-vermiculiteSphaleriteTetrahedriteTitaniteTridymite

32 IMA Minerals at location:
Acanthite  (*)Actinolite  (*)Albite  (*)Alunite  (*)Anhydrite  (*)
Bornite  (*)Calcite  (*)Chalcopyrite  (*)Clinochlore  (*)Covellite  (*)
Cristobalite  (*)Epidote  (*)Galena  (*)Gold  (*)Hematite  (*)
Kaolinite  (*)Laumontite  (*)Montmorillonite  (*)Muscovite  (*)Natroalunite  (*)
Nontronite  (*)Prehnite  (*)Pyrite  (*)Pyrrhotite  (*)Quartz  (*)
Saponite  (*)Sphalerite  (*)Tetrahedrite-(Zn)  (*)Titanite  (*)Tridymite  (*)
Vermiculite  (*)Wairakite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Acanthite  (*)AcanthiteAg2S1493942793
Actinolite  (*)Amphibole   Ca2(Mg4.5-2.5Fe2+0.5-2.5)Si8O22(OH)21493943419
Albite  (*)FeldsparNa(AlSi3O8)1493948803
Alunite  (*)NoneKAl3(SO4)2(OH)6149394966
Anhydrite  (*)Not in a structural groupCa(SO4)1493941588
Bornite  (*)NoneCu5FeS41493945516
Calcite  (*)CalciteCa(CO3)14939427770
Chalcopyrite  (*)ChalcopyriteCuFeS214939427198
Clinochlore  (*)Chlorite ClayMg5Al(AlSi3O10)(OH)81493941756
Covellite  (*)CovelliteCuS1493944165
Cristobalite  (*)CristobaliteSiO2149394453
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)1493948173
Galena  (*)RocksaltPbS14939424243
Gold  (*)CopperAu14939430554
Hematite  (*)CorundumFe2O314939414640
Kaolinite  (*)Clay KaoliniteAl2Si2O5(OH)41493945591
Laumontite  (*)Not in a structural groupCaAl2Si4O12·4H2O1493941271
Montmorillonite  (*)Clay Smectite-vermiculite(Na,Ca)0.3(Al,Mg)2Si4O10(OH)2·nH2O1493941508
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)214939417380
Natroalunite  (*)AluniteNaAl3(SO4)2(OH)6149394128
Nontronite  (*)Clay Smectite-vermiculiteNa0.3Fe3+2(Si,Al)4O10(OH)2·nH2O149394471
Prehnite  (*)PrehniteCa2Al(Si3Al)O10(OH)21493941898
Pyrite  (*)PyriteFeS214939439462
Pyrrhotite  (*)NickelineFe7S81493949056
Quartz  (*)QuartzSiO214939461156
Saponite  (*)Clay Smectite-vermiculite(Ca,Na)0.3(Mg,Fe)3(Si,Al)4O10(OH)2·4H2O149394301
Sphalerite  (*)SphaleriteZnS14939421482
Tetrahedrite-(Zn)  (*)TetrahedriteCu6(Cu4Zn2)Sb4S131493945317
Titanite  (*)TitaniteCaTi(SiO4)O1493944899
Tridymite  (*)TridymiteSiO2149394458
Vermiculite  (*)Clay Smectite-vermiculiteMg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4·8H2O149394652
Wairakite  (*)AnalcimeCa(Si4Al2)O12·2H2O14939473


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...