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:
Zazafotsy, Ihosy, Ihorombe, Madagascar

mindat Locality ID: 212594
mindat URL: http://www.mindat.org/loc-212594.html

Tectonic Settings:

Total number of sublocalities beneath "Zazafotsy, Ihosy, Ihorombe, Madagascar": 2
Total number of bottom-level sublocalities: 2

Number of Child Localities: 2
Child Localities:
Morarano Phlogopite Deposit
Zazafotsy Quarry (Amboarohy)

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.

Beryl	Clay	Corundum	Mica	None	Not in a structural group	Sapphirine	Spinel

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 Fe H K Mg O Si

Elements from minerals reported directly at this locality: Al Be O Si

Structural Groups for minerals in this locality:
Beryl Clay Corundum Mica None Not in a structural group Sapphirine Spinel

8 IMA Minerals at location:

Beryl ()*	Corundum ()*	Magnetite ()*	Muscovite ()*	Phlogopite ()*
Sapphirine ()*	Sillimanite ()*	Spinel ()*

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Beryl ()*	Beryl	Be₃Al₂Si₆O₁₈	0		4286
Corundum ()*	Corundum	Al₂O₃	1	79462	1797
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	1	79462	14899
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	1	79462	17380
Phlogopite ()*	Mica Clay	KMg₃(AlSi₃O₁₀)(OH)₂	1	79461	2273
Sapphirine ()*	Sapphirine	Mg₄(Mg₃Al₉)O₄[Si₃Al₉O₃₆]	1	79462	129
Sillimanite ()*	Not in a structural group	Al₂SiO₅	1	79462	1516
Spinel ()*	Spinel	MgAl₂O₄	1	79462	1934

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...