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:
Coalgate, Selwyn District, Canterbury Region, New Zealand


mindat Locality ID: 15234
mindat URL: http://www.mindat.org/loc-15234.html

Tectonic Settings:

Total number of sublocalities beneath "Coalgate, Selwyn District, Canterbury Region, New Zealand": 24
Total number of bottom-level sublocalities: 24

Number of Child Localities: 24
Child Localities:
Acheron Mine
Acheron River
Austin And Kirk Mine (Bradshaws)
Brockley Mine (Clearview)
Bush Gully Mine
Canterbury Mine (Jebson's)
Coalgate Bentonite Quarry (Wright's Quarry)
Ford And Ogden Mine
Glenroy Mine
Hart's Mine (Hartley's; Brookfield)
Homebush Mine
Klondyke Mine
Kowai Mine (Springfield)
Malvern Hills
Malvern Hills Coal Mine (Nimmo)
Malvern Hills Fossil Sites
Panhandle Mine (Panhandle West)
Sheath's Mine
Snowdon Mine
St Helens Mine (Levick's; Sutherland's; Wilson's)
Steventon Mine (Hill's)
Victory Mine
Wairere Creek (Wairiri)
Whitecliffs Agate Site

Latitude: 43°27'1"S
Longitude: 171°52'27"E
Decimal Degree (lat, lon): -43.450277777778,171.87416666667
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 Mn Na O S Si 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AluniteAxiniteBaryteBrauniteCalciteChloriteClayKaoliniteMicaNone
PyriteQuartzSmectite-vermiculite

13 IMA Minerals at location:
Axinite-(Fe)  (*)Baryte  (*)Beidellite  (*)Braunite  (*)Calcite  (*)
Clinochlore  (*)Jarosite  (*)Kaolinite  (*)Montmorillonite  (*)Muscovite  (*)
Pyrite  (*)Quartz  (*)Xonotlite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Axinite-(Fe)  (*)AxiniteCa4Fe2+2Al4[B2Si8O30](OH)2187469260
Baryte  (*)BaryteBa(SO4)18746211547
Beidellite  (*)Clay Smectite-vermiculite(Na,Ca)0.3Al2(Si,Al)4O10(OH)2·nH2O18746285
Braunite  (*)BrauniteMn2+Mn3+6O8(SiO4)187469483
Calcite  (*)CalciteCa(CO3)287457,8746227770
Clinochlore  (*)Chlorite ClayMg5Al(AlSi3O10)(OH)81874691756
Jarosite  (*)AluniteKFe3+3(SO4)2(OH)61874622228
Kaolinite  (*)Clay KaoliniteAl2Si2O5(OH)41874625591
Montmorillonite  (*)Clay Smectite-vermiculite(Na,Ca)0.3(Al,Mg)2Si4O10(OH)2·nH2O1874621508
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)218746217380
Pyrite  (*)PyriteFeS218746239462
Quartz  (*)QuartzSiO2387462,87465,8747961156
Xonotlite  (*)NoneCa6Si6O17(OH)2187457109


No ages have been assigned to this locality yet.
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