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:
Kjósarhreppur, Capital Region, Iceland


mindat Locality ID: 309739
mindat URL: http://www.mindat.org/loc-309739.html

Tectonic Settings:

Total number of sublocalities beneath "Kjósarhreppur, Capital Region, Iceland": 9
Total number of bottom-level sublocalities: 6

Number of Child Localities: 1
Child Localities:
Hvalfjörður

Latitude: 64°20'36"N
Longitude: 21°35'44"W
Decimal Degree (lat, lon): 64.343333333333,-21.595555555556
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 Fe H K Mg Na O Si 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AnalcimeCalciteChabaziteClayGismondineGyroliteHeulanditeLévyneMicaMordenite
NatroliteNoneNot in a structural groupQuartzRhodoniteStilbiteThomsonite

21 IMA Minerals at location:
Analcime  (*)Babingtonite  (*)Calcite  (*)Celadonite  (*)Chabazite-Ca  (*)
Cowlesite  (*)Garronite-Ca  (*)Gismondine  (*)Gyrolite  (*)Heulandite-Ca  (*)
Laumontite  (*)Lévyne-Ca  (*)Mesolite  (*)Mordenite  (*)Okenite  (*)
Quartz  (*)Scolecite  (*)Stellerite  (*)Stilbite-Ca  (*)Thomsonite-Ca  (*)
Yugawaralite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Analcime  (*)AnalcimeNa(AlSi2O6)·H2O565762,65764,65765,65768,657701627
Babingtonite  (*)RhodoniteCa2Fe2+Fe3+Si5O14(OH)165762161
Calcite  (*)CalciteCa(CO3)465762,65764,65765,6576627770
Celadonite  (*)Mica ClayKMgFe3+Si4O10(OH)2165762309
Chabazite-Ca  (*)ChabaziteCa2[Al4Si8O24]·13H2O665762,65764,65765,65767,65768,65770310
Cowlesite  (*)NoneCa(Al2Si3)O10·5-6H2O16576284
Garronite-Ca  (*)GismondineCa3(Al6Si10O32)·14H2O16576266
Gismondine  (*)GismondineCa2(Si4Al4)O16·8H2O165762128
Gyrolite  (*)GyroliteNaCa16(Si23Al)O60(OH)8·14H2O165762142
Heulandite-Ca  (*)Heulandite(Ca,Na,K)5(Si27Al9)O72·26H2O365762,65764,65765246
Laumontite  (*)Not in a structural groupCaAl2Si4O12·4H2O465762,65765,65766,657681271
Lévyne-Ca  (*)LévyneCa3(Si12Al6)O36·18H2O365762,65764,6577042
Mesolite  (*)NatroliteNa2Ca2(Si9Al6)O30·8H2O565762,65764,65765,65767,65768425
Mordenite  (*)Mordenite(Na2,Ca,K2)4(Al8Si40)O96·28H2O165762405
Okenite  (*)NoneCa10Si18O46·18H2O16576271
Quartz  (*)QuartzSiO2365762,65765,6576661156
Scolecite  (*)NatroliteCa(Si3Al2)O10·3H2O165762390
Stellerite  (*)StilbiteCa4(Si28Al8)O72·28H2O265762,65766189
Stilbite-Ca  (*)StilbiteNaCa4(Si27Al9)O72·28H2O465762,65764,65765,65768268
Thomsonite-Ca  (*)ThomsoniteNaCa2(Al5Si5)O20·6H2O365764,65767,65768452
Yugawaralite  (*)NoneCa(Si6Al2)O16·4H2O265762,6576633


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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