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:
Mayor Island (Tuhua), Bay Of Plenty Region, New Zealand

mindat Locality ID: 15259
mindat URL: http://www.mindat.org/loc-15259.html

Tectonic Settings:

Total number of sublocalities beneath "Mayor Island (Tuhua), Bay Of Plenty Region, New Zealand": 3
Total number of bottom-level sublocalities: 3

Number of Child Localities: 3
Child Localities:
Omapu Bay (Western Bay)
Opo Bay (South East Bay)
Taratimi Bay (Crater Bay)

Latitude: 37°17'55"S
Longitude: 176°15'34"E
Decimal Degree (lat, lon): -37.298611111111,176.25944444444

A	This mineral is Anthropogenic.
G	This mineral is directly dated.
B	This mineral is reported as having this age.
Y	This mineral is using an age reported as an element mineralization period.
O	This mineral is using an age calculated from all data at the locality.
R	The age displayed for this mineral originates from a different, non-child locality.
P	The 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.

Amorphous	Amphibole	Corundum	Cristobalite	Feldspar	Mordenite	None	Olivine	Pyroxene	Quartz
Sapphirine	Spinel	Titanite	Zircon

Aegirine ()*	Aenigmatite ()*	Arfvedsonite ()*	Augite ()*	Cristobalite ()*
Cummingtonite ()*	Fayalite ()*	Hedenbergite ()*	Ilmenite ()*	Magnetite ()*
Mordenite ()*	Narsarsukite ()*	Opal ()*	Quartz ()*	Riebeckite ()*
Sanidine ()*	Titanite ()*	Tuhualite ()*	Zircon ()*

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 Ca F Fe H K Mg Na O Si Ti Zr

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

Structural Groups for minerals in this locality:
Amorphous Amphibole Corundum Cristobalite Feldspar Mordenite None Olivine Pyroxene Quartz
Sapphirine Spinel Titanite Zircon

19 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Aegirine ()*	Pyroxene	NaFe³⁺Si₂O₆	3	87383,87384,87385	1022
Aenigmatite ()*	Sapphirine	Na₄[Fe²⁺₁₀Ti₂]O₄[Si₁₂O₃₆]	3	87383,87384,87385	133
Arfvedsonite ()*	Amphibole	NaNa₂(Fe²⁺₄Fe³⁺)Si₈O₂₂(OH)₂	3	87383,87384,87385	295
Augite ()*	Pyroxene	(Ca,Mg,Fe)₂Si₂O₆	3	87383,87384,87385	2060
Cristobalite ()*	Cristobalite	SiO₂	1	87384	453
Cummingtonite ()*	Amphibole	Mg₂Mg₅Si₈O₂₂(OH)₂	3	87383,87384,87385	327
Fayalite ()*	Olivine	Fe²⁺₂(SiO₄)	1	87385	371
Hedenbergite ()*	Pyroxene	CaFe²⁺Si₂O₆	3	87383,87384,87385	741
Ilmenite ()*	Corundum	Fe²⁺Ti⁴⁺O₃	1	87385	5433
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	1	87385	14899
Mordenite ()*	Mordenite	(Na₂,Ca,K₂)₄(Al₈Si₄₀)O₉₆·28H₂O	0		405
Narsarsukite ()*	None	Na₂(Ti,Fe³⁺)Si₄(O,F)₁₁	3	87383,87384,87385	34
Opal ()*	Amorphous	SiO₂·nH₂O	3	87383,87384,87385	2994
Quartz ()*	Quartz	SiO₂	3	87383,87384,87385	61156
Riebeckite ()*	Amphibole	Na₂(Fe²⁺₃Fe³⁺₂)Si₈O₂₂(OH)₂	3	87383,87384,87385	375
Sanidine ()*	Feldspar	K(AlSi₃O₈)	1	87385	598
Titanite ()*	Titanite	CaTi(SiO₄)O	0		4899
Tuhualite ()*	None	NaFe²⁺Fe³⁺Si₆O₁₅	3	87383,87384,87385	6
Zircon ()*	Zircon	Zr(SiO₄)	1	87385	5251

No ages have been assigned to this locality yet.

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...