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:
Marovoalavo, Itremo, Ambatofinandrahana, Amoron'i Mania, Madagascar

mindat Locality ID: 133057
mindat URL: http://www.mindat.org/loc-133057.html

Tectonic Settings:

Total number of sublocalities beneath "Marovoalavo, Itremo, Ambatofinandrahana, Amoron'i Mania, Madagascar": 0
Total number of bottom-level sublocalities: 0

Latitude: 20°34'15"S
Longitude: 46°41'35"E
Decimal Degree (lat, lon): -20.570833333333,46.693055555556

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	Apatite	Aragonite	Baryte	Fluorite	Molybdenite	None	Pyrite	Pyroxene	Quartz
Rocksalt	Spinel	Zircon

Aegirine ()*	Aegirine-augite ()*	Baryte ()*	Cerussite ()*	Fluorite ()*
Galena ()*	Magnetite ()*	Molybdenite ()*	Pyrite ()*	Pyromorphite ()*
Quartz ()*	Richterite ()*	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: Ba C Ca Cl F Fe H Mg Mo Na O P Pb S Si Zr

Elements from minerals reported directly at this locality: Ba C Ca Cl F Fe H Mg Mo Na O P Pb S Si Zr

Structural Groups for minerals in this locality:
Amphibole Apatite Aragonite Baryte Fluorite Molybdenite None Pyrite Pyroxene Quartz
Rocksalt Spinel Zircon

13 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of localities containing mineral
Aegirine ()*	Pyroxene	NaFe³⁺Si₂O₆	1022
Aegirine-augite ()*	Pyroxene	(Ca,Na)(Fe³⁺,Mg,Fe²⁺)Si₂O₆	286
Baryte ()*	Baryte	Ba(SO₄)	11547
Cerussite ()*	Aragonite	Pb(CO₃)	4979
Fluorite ()*	Fluorite	CaF₂	9617
Galena ()*	Rocksalt	PbS	24243
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	14899
Molybdenite ()*	Molybdenite	MoS₂	5800
Pyrite ()*	Pyrite	FeS₂	39462
Pyromorphite ()*	Apatite	Pb₅(PO₄)₃Cl	1725
Quartz ()*	Quartz	SiO₂	61156
Richterite ()*	Amphibole	Na(NaCa)Mg₅Si₈O₂₂(OH)₂	148
Zircon ()*	Zircon	Zr(SiO₄)	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...