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:
Manivala (Sahambano Corundum Deposit), Sahambano, Ihosy, Ihorombe, Madagascar

mindat Locality ID: 191483
mindat URL: http://www.mindat.org/loc-191483.html

Tectonic Settings:

Total number of sublocalities beneath "Manivala (Sahambano Corundum Deposit), Sahambano, Ihosy, Ihorombe, Madagascar": 3
Total number of bottom-level sublocalities: 3

Number of Child Localities: 3
Child Localities:
Jeanne D'Arc Quarry
Momo Prospects
Nono Prospects

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.

Baryte	Corundum	Diaspore	Feldspar	Monazite	None	Not in a structural group	Pyrite	Sapphirine	Spinel
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 Ba Ca Fe H Mg Na O P S Si Th Zr

Elements from minerals reported directly at this locality: Al Ba Ca Fe H Mg Na O P S Si Th Zr

Structural Groups for minerals in this locality:
Baryte Corundum Diaspore Feldspar Monazite None Not in a structural group Pyrite Sapphirine Spinel
Zircon

10 IMA Minerals at location:

Albite ()*	Baryte ()*	Cheralite ()*	Corundum ()*	Diaspore ()*
Pyrite ()*	Sapphirine ()*	Sillimanite ()*	Spinel ()*	Zircon ()*

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Albite ()*	Feldspar	Na(AlSi₃O₈)	0		8803
Baryte ()*	Baryte	Ba(SO₄)	0		11547
Cheralite ()*	Monazite	CaTh(PO₄)₂	0		50
Corundum ()*	Corundum	Al₂O₃	3	79437,79438,79439	1797
Diaspore ()*	Diaspore	AlO(OH)	0		481
Pyrite ()*	Pyrite	FeS₂	0		39462
Sapphirine ()*	Sapphirine	Mg₄(Mg₃Al₉)O₄[Si₃Al₉O₃₆]	2	79438,79439	129
Sillimanite ()*	Not in a structural group	Al₂SiO₅	2	79437,79438	1516
Spinel ()*	Spinel	MgAl₂O₄	0		1934
Zircon ()*	Zircon	Zr(SiO₄)	0		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...