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:
Mahavelona, Soavinandriana, Itasy, Madagascar

mindat Locality ID: 158094
mindat URL: http://www.mindat.org/loc-158094.html

Tectonic Settings:

Total number of sublocalities beneath "Mahavelona, Soavinandriana, Itasy, Madagascar": 3
Total number of bottom-level sublocalities: 3

Number of Child Localities: 3
Child Localities:
Ambatofotsy Pegmatite
Ambatomanga
Ampasipoana Pegmatite

Latitude: 0°0'0"N
Longitude: 0°0'0"E
Decimal Degree (lat, lon): 0,0

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.

Aeschynite	Beryl	Bismutite	Clay	Columbite	Feldspar	Gypsum	None	Not in a structural group	Quartz
Rutile	Scheelite	Smectite-vermiculite	Stibnite	Titanite	Zircon

Aeschynite-(Y) ()*	Albite ()*	Anatase ()*	Beryl ()*	Bismuthinite ()*
Bismutite ()*	Churchite-(Y) ()*	Fergusonite-(Y) ()*	Microcline ()*	Quartz ()*
Rutile ()*	Samarskite-(Y) ()*	Thorite ()*	Titanite ()*	Vermiculite ()*
Xenotime-(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 Be Bi C Ca Fe H K Mg Na Nb O P S Si Th Ti Y Zr

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Aeschynite Beryl Bismutite Clay Columbite Feldspar Gypsum None Not in a structural group Quartz
Rutile Scheelite Smectite-vermiculite Stibnite Titanite Zircon

17 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Aeschynite-(Y) ()*	Aeschynite	(Y,Ln,Ca,Th)(Ti,Nb)₂(O,OH)₆	1	79491	141
Albite ()*	Feldspar	Na(AlSi₃O₈)	1	79491	8803
Anatase ()*	Not in a structural group	TiO₂	1	79491	2162
Beryl ()*	Beryl	Be₃Al₂Si₆O₁₈	1	79491	4286
Bismuthinite ()*	Stibnite	Bi₂S₃	1	79491	1935
Bismutite ()*	Bismutite	Bi₂O₂(CO₃)	1	79491	716
Churchite-(Y) ()*	Gypsum	Y(PO₄)·2H₂O	1	79493	70
Fergusonite-(Y) ()*	Scheelite	YNbO₄	1	79491	196
Microcline ()*	Feldspar	K(AlSi₃O₈)	1	79491	4924
Quartz ()*	Quartz	SiO₂	3	79491,79492,79493	61156
Rutile ()*	Rutile	TiO₂	1	79491	5614
Samarskite-(Y) ()*	Columbite	YFe³⁺Nb₂O₈	1	79493	353
Thorite ()*	Zircon	Th(SiO₄)	2	79491,79493	1006
Titanite ()*	Titanite	CaTi(SiO₄)O	1	79491	4899
Vermiculite ()*	Clay Smectite-vermiculite	Mg_0.7(Mg,Fe,Al)₆(Si,Al)₈O₂₀(OH)₄·8H₂O	3	79491,79492,79493	652
Xenotime-(Y) ()*	Zircon	Y(PO₄)	1	79491	939
Zircon ()*	Zircon	Zr(SiO₄)	2	79491,79493	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...