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:
Penghu Co., Taiwan Province, Taiwan


mindat Locality ID: 20931
mindat URL: http://www.mindat.org/loc-20931.html

Tectonic Settings:

Total number of sublocalities beneath "Penghu Co., Taiwan Province, Taiwan": 3
Total number of bottom-level sublocalities: 2

Number of Child Localities: 2
Child Localities:
Hengchung
Penghu Island

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 C Ca Cr Fe H Mg Na O S Si Ti 

Elements from minerals reported directly at this locality: Al C Ca Fe H Mg Na O Si Ti 

Structural Groups for minerals in this locality: 
AnalcimeAragoniteCalciteClayCorundumHarmotomeNatroliteNoneNot in a structural groupPyrite
QuartzSmectite-vermiculiteSpinelThomsonite

22 IMA Minerals at location:
Analcime  (*)Aragonite  (*)Calcite  (*)Chromite  (*)Dolomite  (*)
Hematite  (*)Ilmenite  (*)Laumontite  (*)Magnetite  (*)Mesolite  (*)
Montmorillonite  (*)Natrolite  (*)Nontronite  (*)Phillipsite-Ca  (*)Pyrite  (*)
Quartz  (*)Saponite  (*)Scolecite  (*)Siderite  (*)Spinel  (*)
Thomsonite-Ca  (*)Vermiculite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Analcime  (*)AnalcimeNa(AlSi2O6)·H2O01627
Aragonite  (*)AragoniteCa(CO3)03250
Calcite  (*)CalciteCa(CO3)111547127770
Chromite  (*)SpinelFe2+Cr2O411154713902
Dolomite  (*)NoneCaMg(CO3)209895
Hematite  (*)CorundumFe2O3014640
Ilmenite  (*)CorundumFe2+Ti4+O305433
Laumontite  (*)Not in a structural groupCaAl2Si4O12·4H2O01271
Magnetite  (*)SpinelFe2+Fe3+2O4014899
Mesolite  (*)NatroliteNa2Ca2(Si9Al6)O30·8H2O0425
Montmorillonite  (*)Clay Smectite-vermiculite(Na,Ca)0.3(Al,Mg)2Si4O10(OH)2·nH2O01508
Natrolite  (*)NatroliteNa2(Si3Al2)O10·2H2O01236
Nontronite  (*)Clay Smectite-vermiculiteNa0.3Fe3+2(Si,Al)4O10(OH)2·nH2O0471
Phillipsite-Ca  (*)HarmotomeCa3(Si10Al6)O32·12H2O075
Pyrite  (*)PyriteFeS2111547139462
Quartz  (*)QuartzSiO2111547161156
Saponite  (*)Clay Smectite-vermiculite(Ca,Na)0.3(Mg,Fe)3(Si,Al)4O10(OH)2·4H2O0301
Scolecite  (*)NatroliteCa(Si3Al2)O10·3H2O1115473390
Siderite  (*)CalciteFe(CO3)06417
Spinel  (*)SpinelMgAl2O411154711934
Thomsonite-Ca  (*)ThomsoniteNaCa2(Al5Si5)O20·6H2O1115473452
Vermiculite  (*)Clay Smectite-vermiculiteMg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4·8H2O0652


No ages have been assigned to this locality yet.
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