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:
Tonga-Kermadec Arc, Pacific Ocean

mindat Locality ID: 301782
mindat URL: http://www.mindat.org/loc-301782.html

Tectonic Settings:

Total number of sublocalities beneath "Tonga-Kermadec Arc, Pacific Ocean": 2
Total number of bottom-level sublocalities: 2

Number of Child Localities: 2
Child Localities:
Volcano #1
Volcano No. 19

Latitude: 22°58'33"S
Longitude: 176°22'25"W
Decimal Degree (lat, lon): -22.975833333333,-176.37361111111

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	Baryte	Chalcopyrite	Corundum	Diaspore	Marcasite	Nolanite	None	Not in a structural group	Pyrite
Rocksalt	Sphalerite	Sulphur	Wurtzite

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: Ba Ca Cu Fe H O Pb S Si Zn

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Amorphous Baryte Chalcopyrite Corundum Diaspore Marcasite Nolanite None Not in a structural group Pyrite
Rocksalt Sphalerite Sulphur Wurtzite

13 IMA Minerals at location:

Anhydrite ()*	Baryte ()*	Chalcopyrite ()*	Ferrihydrite ()*	Galena ()*
Goethite ()*	Hematite ()*	Marcasite ()*	Opal ()*	Pyrite ()*
Sphalerite ()*	Sulphur ()*	Wurtzite ()*

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Anhydrite ()*	Not in a structural group	Ca(SO₄)	1	95264	1588
Baryte ()*	Baryte	Ba(SO₄)	1	95264	11547
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	1	95264	27198
Ferrihydrite ()*	Nolanite	Fe³⁺₁₀O₁₄(OH)₂	2	95263,95264	86
Galena ()*	Rocksalt	PbS	1	95264	24243
Goethite ()*	Diaspore	FeO(OH)	2	95263,95264	7437
Hematite ()*	Corundum	Fe₂O₃	1	95263	14640
Marcasite ()*	Marcasite	FeS₂	1	95263	5674
Opal ()*	Amorphous	SiO₂·nH₂O	1	95264	2994
Pyrite ()*	Pyrite	FeS₂	1	95263	39462
Sphalerite ()*	Sphalerite	ZnS	1	95264	21482
Sulphur ()*	Sulphur	S	2	95263,95264	2045
Wurtzite ()*	Wurtzite	ZnS	1	95264	372

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...