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:
Ankazobe District, Analamanga, Madagascar

mindat Locality ID: 7574
mindat URL: http://www.mindat.org/loc-7574.html

Tectonic Settings:

Total number of sublocalities beneath "Ankazobe District, Analamanga, Madagascar": 40
Total number of bottom-level sublocalities: 34

Number of Child Localities: 19
Child Localities:
Ambohitandriana
Ambohitromby
Ambolotarakely
Analakely
Andakana
Andranomiady
Ankazobe Commune
Antaniditra
Antotohazo
Antsahalava Pegmatite
Antsakay
Fiadanana
Fihaonana
Kiangara
Mahavelona
Marondry
Miantso
Talata Angavo
Tsaramasoandro

Latitude: 18°14'55"S
Longitude: 47°14'33"E
Decimal Degree (lat, lon): -18.248611111111,47.2425

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.

Autunite	Beryl	Bismutite	Chlorite	Clay	Columbite	Corundum	Feldspar	Mica	None
Olivine	Quartz	Rutile	Spinel	Stibnite	Thortveitite	Zircon

Albite ()*	Autunite ()*	Beryl ()*	Bismuthinite ()*	Bismutite ()*
Chrysoberyl ()*	Clinochlore ()*	Euxenite-(Y) ()*	Hematite ()*	Ilmenite ()*
Magnetite ()*	Microcline ()*	Muscovite ()*	Quartz ()*	Rutile ()*
Samarskite-(Y) ()*	Thortveitite ()*	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 Ce Fe H K Mg Na Nb O P S Sc Si Ta Th Ti U Y Zr

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Autunite Beryl Bismutite Chlorite Clay Columbite Corundum Feldspar Mica None
Olivine Quartz Rutile Spinel Stibnite Thortveitite Zircon

19 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Albite ()*	Feldspar	Na(AlSi₃O₈)	2	78534,78540	8803
Autunite ()*	Autunite	Ca(UO₂)₂(PO₄)₂·10-12H₂O	1	78533	1272
Beryl ()*	Beryl	Be₃Al₂Si₆O₁₈	21	78533,78534,78535,78537,78540,78541,78542,78543,78544,78547,78549,78550,78560,78561,78562,78563,78564,78565,78566,78567,78568	4286
Bismuthinite ()*	Stibnite	Bi₂S₃	1	78534	1935
Bismutite ()*	Bismutite	Bi₂O₂(CO₃)	1	78534	716
Chrysoberyl ()*	Olivine	BeAl₂O₄	2	78534,78543	321
Clinochlore ()*	Chlorite Clay	Mg₅Al(AlSi₃O₁₀)(OH)₈	1	78529	1756
Euxenite-(Y) ()*	Columbite	Y(NbTi)O₆	10	78532,78533,78534,78535,78544,78564,78565,78566,78567,78568	414
Hematite ()*	Corundum	Fe₂O₃	1	78534	14640
Ilmenite ()*	Corundum	Fe²⁺Ti⁴⁺O₃	1	78534	5433
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	1	78534	14899
Microcline ()*	Feldspar	K(AlSi₃O₈)	1	78567	4924
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	3	78543,78544,78567	17380
Quartz ()*	Quartz	SiO₂	10	78532,78533,78534,78536,78547,78549,78550,78552,78563,78567	61156
Rutile ()*	Rutile	TiO₂	2	78544,78567	5614
Samarskite-(Y) ()*	Columbite	YFe³⁺Nb₂O₈	4	78533,78534,78544,78567	353
Thortveitite ()*	Thortveitite	Sc₂Si₂O₇	1	78550	54
Xenotime-(Y) ()*	Zircon	Y(PO₄)	2	78533,78544	939
Zircon ()*	Zircon	Zr(SiO₄)	2	78532,78544	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...