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:
Tsiroanomandidy District, Bongolava, Madagascar

mindat Locality ID: 208164
mindat URL: http://www.mindat.org/loc-208164.html

Tectonic Settings:

Total number of sublocalities beneath "Tsiroanomandidy District, Bongolava, Madagascar": 18
Total number of bottom-level sublocalities: 13

Number of Child Localities: 12
Child Localities:
Ambatolampy Commune
Ankadinondry Sakay Commune
Ankerana Avaratra Commune
Belobaka Commune
Bemahatazana Commune
Bevato Commune
Fierenana Commune
Mahasolo Commune
Maritampona Commune
Miandrarivo Commune
Norcross-Madagascar "Crocodile Jasper" Fields
Tsiroanomandidy Fihaonana Commune

Latitude: 18°47'47"S
Longitude: 46°10'23"E
Decimal Degree (lat, lon): -18.796388888889,46.173055555556

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	Autunite	Beryl	Brookite	Chalcopyrite	Clay	Clinozoisite	Corundum	Epidote	Feldspar
Malachite	Mica	None	Not in a structural group	Pyroxene	Quartz	Sapphirine	Smectite-vermiculite	Sulphur	Titanite
Zircon

Aegirine ()*	Aenigmatite ()*	Albite ()*	Anatase ()*	Arfvedsonite ()*
Augite ()*	Autunite ()*	Beryl ()*	Brookite ()*	Chalcopyrite ()*
Corundum ()*	Diopside ()*	Epidote ()*	Ferro-edenite ()*	Hedenbergite ()*
Magnesio-arfvedsonite ()*	Malachite ()*	Muscovite ()*	Orthoclase ()*	Quartz ()*
Sulphur ()*	Titanite ()*	Vermiculite ()*	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 C Ca Cu Fe H K Mg Na O P S Si Ti U Zr

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Amphibole Autunite Beryl Brookite Chalcopyrite Clay Clinozoisite Corundum Epidote Feldspar
Malachite Mica None Not in a structural group Pyroxene Quartz Sapphirine Smectite-vermiculite Sulphur Titanite
Zircon

24 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Aegirine ()*	Pyroxene	NaFe³⁺Si₂O₆	2	79232,79247	1022
Aenigmatite ()*	Sapphirine	Na₄[Fe²⁺₁₀Ti₂]O₄[Si₁₂O₃₆]	1	79232	133
Albite ()*	Feldspar	Na(AlSi₃O₈)	1	79247	8803
Anatase ()*	Not in a structural group	TiO₂	1	79238	2162
Arfvedsonite ()*	Amphibole	NaNa₂(Fe²⁺₄Fe³⁺)Si₈O₂₂(OH)₂	1	79232	295
Augite ()*	Pyroxene	(Ca,Mg,Fe)₂Si₂O₆	1	79232	2060
Autunite ()*	Autunite	Ca(UO₂)₂(PO₄)₂·10-12H₂O	1	79240	1272
Beryl ()*	Beryl	Be₃Al₂Si₆O₁₈	1	79243	4286
Brookite ()*	Brookite	TiO₂	1	79238	700
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	1	79244	27198
Corundum ()*	Corundum	Al₂O₃	1	79241	1797
Diopside ()*	Pyroxene	CaMgSi₂O₆	1	79232	4135
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	1	79232	8173
Ferro-edenite ()*	Amphibole	NaCa₂Fe²⁺₅(Si₇Al)O₂₂(OH)₂	1	79232	57
Hedenbergite ()*	Pyroxene	CaFe²⁺Si₂O₆	1	79232	741
Magnesio-arfvedsonite ()*	Amphibole	NaNa₂(Mg₄Fe³⁺)Si₈O₂₂(OH)₂	1	79232	79
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	1	79244	12537
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	2	79232,79241	17380
Orthoclase ()*	Feldspar	K(AlSi₃O₈)	1	79232	2349
Quartz ()*	Quartz	SiO₂	3	79232,79243,79247	61156
Sulphur ()*	Sulphur	S	1	79244	2045
Titanite ()*	Titanite	CaTi(SiO₄)O	1	79232	4899
Vermiculite ()*	Clay Smectite-vermiculite	Mg_0.7(Mg,Fe,Al)₆(Si,Al)₈O₂₀(OH)₄·8H₂O	1	79244	652
Zircon ()*	Zircon	Zr(SiO₄)	1	79232	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...