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:
Unnamed Caldera, Betaimboay, Antsirabe, Ambanja, Diana, Madagascar

mindat Locality ID: 275226
mindat URL: http://www.mindat.org/loc-275226.html

Tectonic Settings:

Total number of sublocalities beneath "Unnamed Caldera, Betaimboay, Antsirabe, Ambanja, Diana, Madagascar": 1
Total number of bottom-level sublocalities: 1

Number of Child Localities: 1
Child Localities:
Rare Earth Prospect

Latitude: 13°49'12"S
Longitude: 48°11'49"E
Decimal Degree (lat, lon): -13.82,48.196944444444

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.

Bastnäsite	Calcite	Diaspore	Feldspar	Fluorite	Marcasite	None	Not in a structural group	Pyrite	Rhabdophane
Zircon

Albite ()*	Anatase ()*	Bastnäsite-(Ce) ()*	Bastnäsite-(La) ()*	Calcite ()*
Fluorite ()*	Goethite ()*	Laumontite ()*	Marcasite ()*	Pyrite ()*
Rhabdophane-(Nd) ()*	Synchysite-(Ce) ()*	Synchysite-(Y) ()*	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 C Ca Ce F Fe H La Na Nd O P S Si Ti Y Zr

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Bastnäsite Calcite Diaspore Feldspar Fluorite Marcasite None Not in a structural group Pyrite Rhabdophane
Zircon

14 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Albite ()*	Feldspar	Na(AlSi₃O₈)	1	79271	8803
Anatase ()*	Not in a structural group	TiO₂	1	79271	2162
Bastnäsite-(Ce) ()*	Bastnäsite	Ce(CO₃)F	1	79271	304
Bastnäsite-(La) ()*	Bastnäsite	La(CO₃)F	1	79271	30
Calcite ()*	Calcite	Ca(CO₃)	1	79271	27770
Fluorite ()*	Fluorite	CaF₂	1	79271	9617
Goethite ()*	Diaspore	FeO(OH)	1	79271	7437
Laumontite ()*	Not in a structural group	CaAl₂Si₄O₁₂·4H₂O	1	79271	1271
Marcasite ()*	Marcasite	FeS₂	1	79271	5674
Pyrite ()*	Pyrite	FeS₂	1	79271	39462
Rhabdophane-(Nd) ()*	Rhabdophane	Nd(PO₄)·H₂O	1	79271	14
Synchysite-(Ce) ()*	None	CaCe(CO₃)₂F	1	79271	232
Synchysite-(Y) ()*	None	CaY(CO₃)₂F	1	79271	55
Zircon ()*	Zircon	Zr(SiO₄)	1	79271	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...