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:
Sahatany Valley, Ibity, Antsirabe II, Vakinankaratra, Madagascar

mindat Locality ID: 29201
mindat URL: http://www.mindat.org/loc-29201.html

Tectonic Settings:

Total number of sublocalities beneath "Sahatany Valley, Ibity, Antsirabe II, Vakinankaratra, Madagascar": 38
Total number of bottom-level sublocalities: 37

Number of Child Localities: 36
Child Localities:
Ambatodidy
Ambatolampikely
Ambatolampy
Ambatomalaza (Vohimasina)
Ambatonivarina
Ambohitravorano
Ampano
Ampatsikahitra Pegmatites
Andavapananina
Andrefanilapa
Andriamanamihanta
Andrianampy
Ankarinarivo Pegmatite
Ankitsikitsika
Anosivola
Ansahalava
Antemitra
Antsahavola
Antsira
Estatoby (Antanetinilapa)
Ilapa
Ilontsa (Ilotsa)
Maharitra
Manjaka
Marirana
Maroando
Mt. Vohimasina
Sahamalaza
Samizaza
Soalafadahy
Tamponilapa
Tompoambohitra (Tokambohitra)
Tsarafara Nord (Ambalaroy)
Tsarafara Sud (Ankadilava)
Tsararano Sud
Vohidahy

Latitude: 20°3'58"S
Longitude: 46°57'56"E
Decimal Degree (lat, lon): -20.066111111111,46.965555555556

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.

Allanite	Amorphous	Amphibole	Analcime	Apatite	Arsenic	Autunite	Axinite	Beryl	Bismutite
Calcite	Chlorite	Clay	Clinozoisite	Columbite	Corundum	Danburite	Diaspore	Epidote	Feldspar
Fluorite	Garnet	Kaolinite	Mica	Monazite	None	Not in a structural group	Olivine	Phenakite	Pyroxene
Quartz	Rhodizite	Rutile	Scheelite	Serpentine	Smectite-vermiculite	Spinel	Talc	Titanite	Topaz
Tourmaline	Wollastonite	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 B Be Bi C Ca Ce Cs F Fe H K Li Mg Mn Na Nb O P Si Sn Ta Ti U V W Y Zr

Elements from minerals reported directly at this locality: Al Bi Ca Fe H Mg Na O Si

Structural Groups for minerals in this locality:
Allanite Amorphous Amphibole Analcime Apatite Arsenic Autunite Axinite Beryl Bismutite
Calcite Chlorite Clay Clinozoisite Columbite Corundum Danburite Diaspore Epidote Feldspar
Fluorite Garnet Kaolinite Mica Monazite None Not in a structural group Olivine Phenakite Pyroxene
Quartz Rhodizite Rutile Scheelite Serpentine Smectite-vermiculite Spinel Talc Titanite Topaz
Tourmaline Wollastonite Zircon

67 IMA Minerals at location:

Albite ()*	Allanite-(Ce) ()*	Amesite ()*	Autunite ()*	Axinite-(Mn) ()*
Béhierite ()*	Beryl ()*	Bismite ()*	Bismuth ()*	Bismutite ()*
Bityite ()*	Boralsilite ()*	Calcite ()*	Cassiterite ()*	Chrysoberyl ()*
Columbite-(Fe) ()*	Columbite-(Mn) ()*	Cookeite ()*	Danburite ()*	Diopside ()*
Dravite ()*	Edenite ()*	Elbaite ()*	Epidote ()*	Fergusonite-(Y) ()*
Fluor-elbaite ()*	Fluor-liddicoatite ()*	Fluorapatite ()*	Fluorite ()*	Goethite ()*
Hambergite ()*	Hematite ()*	Hübnerite ()*	Ixiolite ()*	Kaolinite ()*
Lithiophilite ()*	Londonite ()*	Magnetite ()*	Manandonite ()*	Microcline ()*
Monazite-(Ce) ()*	Montmorillonite ()*	Muscovite ()*	Opal ()*	Pezzottaite ()*
Phenakite ()*	Phlogopite ()*	Pollucite ()*	Pucherite ()*	Quartz ()*
Rhodizite ()*	Rossmanite ()*	Rutile ()*	Schorl ()*	Spessartine ()*
Spodumene ()*	Talc ()*	Tantalite-(Mn) ()*	Titanite ()*	Topaz ()*
Tremolite ()*	Vermiculite ()*	Vránaite ()*	Wollastonite ()*	Xenotime-(Y) ()*
Zircon ()*	Zoisite ()*

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Albite ()*	Feldspar	Na(AlSi₃O₈)	12	79679,79680,79684,79695,79696,79699,79700,79702,79707,79709,79711,79712	8803
Allanite-(Ce) ()*	Allanite Epidote	CaCe(Al₂Fe²⁺)[Si₂O₇][SiO₄]O(OH)	1	79696	706
Amesite ()*	Clay Serpentine	Mg₂Al(AlSiO₅)(OH)₄	1	79696	74
Autunite ()*	Autunite	Ca(UO₂)₂(PO₄)₂·10-12H₂O	1	79699	1272
Axinite-(Mn) ()*	Axinite	Ca₄Mn²⁺₂Al₄[B₂Si₈O₃₀](OH)₂	1	79696	88
Béhierite ()*	Zircon	Ta(BO₄)	2	79698,79700	8
Beryl ()*	Beryl	Be₃Al₂Si₆O₁₈	19	79677,79680,79682,79684,79687,79688,79689,79690,79692,79696,79697,79698,79699,79700,79702,79704,79711,79712,79714	4286
Bismite ()*	None	Bi₂O₃	0		214
Bismuth ()*	Arsenic	Bi	4	79688,79700,79702,79712	1966
Bismutite ()*	Bismutite	Bi₂O₂(CO₃)	3	79678,79680,79698	716
Bityite ()*	Mica Clay	CaLiAl₂(Si₂BeAl)O₁₀(OH)₂	5	79696,79698,79699,79700,79712	31
Boralsilite ()*	None	Al₁₆B₆O₃₀(Si₂O₇)	1	79700	4
Calcite ()*	Calcite	Ca(CO₃)	3	79699,79700,79705	27770
Cassiterite ()*	Rutile	SnO₂	2	79697,79712	5171
Chrysoberyl ()*	Olivine	BeAl₂O₄	2	79680,79700	321
Columbite-(Fe) ()*	Columbite	Fe²⁺Nb₂O₆	2	79696,79697	518
Columbite-(Mn) ()*	Columbite	Mn²⁺Nb₂O₆	5	79700,79702,79707,79711,79714	289
Cookeite ()*	Chlorite Clay	(Al,Li)₃Al₂(Si,Al)₄O₁₀(OH)₈	6	79680,79688,79697,79708,79710,79712	181
Danburite ()*	Danburite	CaB₂Si₂O₈	6	79692,79696,79698,79699,79700,79707	148
Diopside ()*	Pyroxene	CaMgSi₂O₆	1	79699	4135
Dravite ()*	Tourmaline	NaMg₃Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)	4	79689,79697,79711,79712	648
Edenite ()*	Amphibole	NaCa₂Mg₅(Si₇Al)O₂₂(OH)₂	0		160
Elbaite ()*	Tourmaline	Na(Al_1.5Li_1.5)Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)	11	79684,79689,79696,79697,79700,79702,79707,79709,79711,79712,79714	520
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	0		8173
Fergusonite-(Y) ()*	Scheelite	YNbO₄	1	79698	196
Fluor-elbaite ()*	Tourmaline	Na(Li_1.5Al_1.5)Al₆(Si₆O₁₈)(BO₃)₃(OH)₃F	1	79711	31
Fluor-liddicoatite ()*	Tourmaline	Ca(Li₂Al)Al₆(Si₆O₁₈)(BO₃)₃(OH)₃F	3	79696,79711,79712	12
Fluorapatite ()*	Apatite	Ca₅(PO₄)₃F	3	79698,79700,79714	2740
Fluorite ()*	Fluorite	CaF₂	1	79682	9617
Goethite ()*	Diaspore	FeO(OH)	5	79689,79697,79711,79712,79714	7437
Hambergite ()*	None	Be₂(BO₃)(OH)	4	79698,79699,79709,79712	81
Hematite ()*	Corundum	Fe₂O₃	5	79689,79697,79711,79712,79714	14640
Hübnerite ()*	Columbite	Mn²⁺(WO₄)	1	79698	469
Ixiolite ()*	Columbite	(Ta_2/3Mn²⁺_1/3)O₂	4	79697,79698,79700,79714	148
Kaolinite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄	1	79688	5591
Lithiophilite ()*	Olivine	LiMn²⁺(PO₄)	1	79700	155
Londonite ()*	Rhodizite	CsBe₄Al₄(B₁₁Be)O₂₈	1	79700	9
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	5	79689,79697,79700,79711,79712	14899
Manandonite ()*	Clay Serpentine	Li₂Al₄(Si₂AlB)O₁₀(OH)₈	2	79700,79702	3
Microcline ()*	Feldspar	K(AlSi₃O₈)	15	79679,79680,79682,79684,79685,79689,79692,79693,79696,79699,79700,79702,79707,79710,79714	4924
Monazite-(Ce) ()*	Monazite	Ce(PO₄)	5	79689,79697,79700,79711,79712	945
Montmorillonite ()*	Clay Smectite-vermiculite	(Na,Ca)_0.3(Al,Mg)₂Si₄O₁₀(OH)₂·nH₂O	1	79699	1508
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	8	79677,79680,79684,79688,79689,79702,79713,79714	17380
Opal ()*	Amorphous	SiO₂·nH₂O	2	79700,79714	2994
Pezzottaite ()*	Beryl	CsLiBe₂Al₂Si₆O₁₈	1	79710	6
Phenakite ()*	Phenakite	Be₂(SiO₄)	2	79696,79700	326
Phlogopite ()*	Mica Clay	KMg₃(AlSi₃O₁₀)(OH)₂	1	79700	2273
Pollucite ()*	Analcime	Cs(Si₂Al)O₆·nH₂O	1	79700	140
Pucherite ()*	Scheelite	Bi(VO₄)	1	79680	53
Quartz ()*	Quartz	SiO₂	27	79677,79680,79682,79683,79684,79686,79687,79688,79689,79690,79691,79692,79693,79695,79696,79697,79698,79699,79700,79702,79706,79707,79708,79709,79710,79711,79712	61156
Rhodizite ()*	Rhodizite	KBe₄Al₄(B₁₁Be)O₂₈	2	79698,79700	14
Rossmanite ()*	Tourmaline	(Al₂Li)Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)	1	79709	37
Rutile ()*	Rutile	TiO₂	4	79689,79697,79700,79712	5614
Schorl ()*	Tourmaline	NaFe²⁺₃Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)	17	79684,79685,79686,79687,79688,79689,79691,79693,79696,79697,79702,79707,79709,79710,79711,79712,79714	2705
Spessartine ()*	Garnet	Mn²⁺₃Al₂(SiO₄)₃	13	79683,79689,79696,79697,79698,79699,79700,79702,79707,79709,79711,79712,79714	1214
Spodumene ()*	Pyroxene	LiAlSi₂O₆	9	79681,79684,79690,79696,79697,79699,79700,79702,79712	688
Talc ()*	Clay Talc	Mg₃Si₄O₁₀(OH)₂	0		3337
Tantalite-(Mn) ()*	Columbite	Mn²⁺Ta₂O₆	1	79698	211
Titanite ()*	Titanite	CaTi(SiO₄)O	1	79700	4899
Topaz ()*	Topaz	Al₂SiO₄F₂	3	79688,79689,79697	1476
Tremolite ()*	Amphibole	Ca₂(Mg_5.0-4.5Fe²⁺_0.0-0.5)Si₈O₂₂(OH)₂	1	79699	2562
Vermiculite ()*	Clay Smectite-vermiculite	Mg_0.7(Mg,Fe,Al)₆(Si,Al)₈O₂₀(OH)₄·8H₂O	3	79697,79711,79712	652
Vránaite ()*	Not in a structural group	Al₁₆B₄Si₄O₃₈	1	79700	1
Wollastonite ()*	Wollastonite	CaSiO₃	1	79703	1247
Xenotime-(Y) ()*	Zircon	Y(PO₄)	3	79689,79711,79712	939
Zircon ()*	Zircon	Zr(SiO₄)	9	79689,79696,79697,79698,79700,79702,79711,79712,79714	5251
Zoisite ()*	Epidote	Ca₂Al₃[Si₂O₇][SiO₄]O(OH)	1	79696	1025

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...