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:
Cirque De Cilaos, Piton Des Neiges Massif, Réunion Island


mindat Locality ID: 68118
mindat URL: http://www.mindat.org/loc-68118.html

Tectonic Settings:

Total number of sublocalities beneath "Cirque De Cilaos, Piton Des Neiges Massif, Réunion Island": 7
Total number of bottom-level sublocalities: 5

Number of Child Localities: 2
Child Localities:
Bras De Cilaos
Cilaos

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 F Fe H K Mo Na O S Si Ti 

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

Structural Groups for minerals in this locality: 
AmphiboleAnalcimeCalciteClinozoisiteCorundumEpidoteFeldsparFluoriteGyroliteMelilite
MolybdeniteMordeniteNatroliteNoneNot in a structural groupPrehnitePyroxeneQuartzRutileThomsonite

23 IMA Minerals at location:
Aegirine  (*)Albite  (*)Analcime  (*)Anatase  (*)Arfvedsonite  (*)
Calcite  (*)Epidote  (*)Fluorite  (*)Gehlenite  (*)Hematite  (*)
Laumontite  (*)Mesolite  (*)Microcline  (*)Molybdenite  (*)Mordenite  (*)
Prehnite  (*)Quartz  (*)Riebeckite  (*)Rutile  (*)Siderite  (*)
Thomsonite-Ca  (*)Truscottite  (*)Yugawaralite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Aegirine  (*)PyroxeneNaFe3+Si2O63100949,100950,1009541022
Albite  (*)FeldsparNa(AlSi3O8)11009508803
Analcime  (*)AnalcimeNa(AlSi2O6)·H2O3100949,100951,1009531627
Anatase  (*)Not in a structural groupTiO22100949,1009502162
Arfvedsonite  (*)AmphiboleNaNa2(Fe2+4Fe3+)Si8O22(OH)22100949,100950295
Calcite  (*)CalciteCa(CO3)110095027770
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)3100949,100954,1009558173
Fluorite  (*)FluoriteCaF211009499617
Gehlenite  (*)MeliliteCa2Al(SiAl)O71100951114
Hematite  (*)CorundumFe2O3110095014640
Laumontite  (*)Not in a structural groupCaAl2Si4O12·4H2O11009531271
Mesolite  (*)NatroliteNa2Ca2(Si9Al6)O30·8H2O1100951425
Microcline  (*)FeldsparK(AlSi3O8)11009554924
Molybdenite  (*)MolybdeniteMoS211009495800
Mordenite  (*)Mordenite(Na2,Ca,K2)4(Al8Si40)O96·28H2O0405
Prehnite  (*)PrehniteCa2Al(Si3Al)O10(OH)211009551898
Quartz  (*)QuartzSiO2110095061156
Riebeckite  (*)Amphibole   Na2(Fe2+3Fe3+2)Si8O22(OH)21100950375
Rutile  (*)RutileTiO211009505614
Siderite  (*)CalciteFe(CO3)3100949,100950,1009546417
Thomsonite-Ca  (*)ThomsoniteNaCa2(Al5Si5)O20·6H2O0452
Truscottite  (*)GyroliteCa14Si24O58(OH)8·2H2O4100949,100951,100953,10095510
Yugawaralite  (*)NoneCa(Si6Al2)O16·4H2O110095333


No ages have been assigned to this locality yet.
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All locality data graciously provided by mindat.org

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