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:
Imorona Valley, Itremo, Ambatofinandrahana, Amoron'i Mania, Madagascar

mindat Locality ID: 133056
mindat URL: http://www.mindat.org/loc-133056.html

Tectonic Settings:

Total number of sublocalities beneath "Imorona Valley, Itremo, Ambatofinandrahana, Amoron'i Mania, Madagascar": 1
Total number of bottom-level sublocalities: 1

Number of Child Localities: 1
Child Localities:
Itorendrika-Ifasina

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.

Amphibole	Baryte	Clinozoisite	Corundum	Crichtonite	Epidote	None	Parisite	Pyrite	Pyroxene
Quartz	Rutile	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 Ba C Ca Ce Cr F Fe H Mg Mn Na O S Si Sr Ti U V Y

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Amphibole Baryte Clinozoisite Corundum Crichtonite Epidote None Parisite Pyrite Pyroxene
Quartz Rutile Spinel

12 IMA Minerals at location:

Aegirine ()*	Baryte ()*	Crichtonite ()*	Epidote ()*	Glaucophane ()*
Hematite ()*	Magnesio-riebeckite ()*	Magnetite ()*	Parisite-(Ce) ()*	Pyrite ()*
Quartz ()*	Rutile ()*

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Aegirine ()*	Pyroxene	NaFe³⁺Si₂O₆	1	78407	1022
Baryte ()*	Baryte	Ba(SO₄)	1	78407	11547
Crichtonite ()*	Crichtonite	Sr(Mn,Y,U)Fe₂(Ti,Fe,Cr,V)₁₈(O,OH)₃₈	1	78407	27
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	1	78407	8173
Glaucophane ()*	Amphibole	Na₂(Mg₃Al₂)Si₈O₂₂(OH)₂	1	78407	286
Hematite ()*	Corundum	Fe₂O₃	1	78407	14640
Magnesio-riebeckite ()*	Amphibole	Na₂(Mg₃Fe³⁺₂)Si₈O₂₂(OH)₂	1	78407	93
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	1	78407	14899
Parisite-(Ce) ()*	Parisite	CaCe₂(CO₃)₃F₂	1	78407	112
Pyrite ()*	Pyrite	FeS₂	1	78407	39462
Quartz ()*	Quartz	SiO₂	1	78407	61156
Rutile ()*	Rutile	TiO₂	1	78407	5614

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...