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:
Sakavalana Mine, Ambatovita, Mandrosonoro, Ambatofinandrahana, Amoron'i Mania, Madagascar

Oldest recorded age at locality: 500
Youngest recorded age at locality: 500

mindat Locality ID: 31039
mindat URL: http://www.mindat.org/loc-31039.html

Tectonic Settings:

Total number of sublocalities beneath "Sakavalana Mine, Ambatovita, Mandrosonoro, Ambatofinandrahana, Amoron'i Mania, Madagascar": 0
Total number of bottom-level sublocalities: 0

Latitude: 20°44'48"S
Longitude: 46°4'30"E
Decimal Degree (lat, lon): -20.746666666667,46.075

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	Analcime	Beryl	Coronadite	Danburite	Epidote	Feldspar	Garnet	Milarite
Monazite	None	Pyroxene	Quartz	Rutile	Tourmaline	Zircon

Albite ()*	Allanite-(Ce) ()*	Analcime ()*	Bavenite ()*	Beryl ()*
Cassiterite ()*	Chiavennite ()*	Cryptomelane ()*	Danburite ()*	Elbaite ()*
Hambergite ()*	Microcline ()*	Milarite ()*	Monazite-(Ce) ()*	Opal ()*
Pezzottaite ()*	Quartz ()*	Spessartine ()*	Spodumene ()*	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 Ca Ce Cs Fe H K Li Mn Na O P Si Sn Zr

Elements from minerals reported directly at this locality: Al B Be Ca Ce Cs Fe H K Li Mn Na O P Si Sn Zr

Structural Groups for minerals in this locality:
Allanite Amorphous Analcime Beryl Coronadite Danburite Epidote Feldspar Garnet Milarite
Monazite None Pyroxene Quartz Rutile Tourmaline Zircon

20 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Albite ()*	Feldspar	Na(AlSi₃O₈)	500	500	8803
Allanite-(Ce) ()*	Allanite Epidote	CaCe(Al₂Fe²⁺)[Si₂O₇][SiO₄]O(OH)	500	500	706
Analcime ()*	Analcime	Na(AlSi₂O₆)·H₂O	500	500	1627
Bavenite ()*	None	Ca₄Be_2+xAl_2-xSi₉O_26-x(OH)_2+x (x = 0 to 1)	500	500	255
Beryl ()*	Beryl	Be₃Al₂Si₆O₁₈	500	500	4286
Cassiterite ()*	Rutile	SnO₂	500	500	5171
Chiavennite ()*	None	CaMn²⁺(BeOH)₂Si₅O₁₃·2H₂O	500	500	22
Cryptomelane ()*	Coronadite	K(Mn⁴⁺₇Mn³⁺)O₁₆	500	500	599
Danburite ()*	Danburite	CaB₂Si₂O₈	500	500	148
Elbaite ()*	Tourmaline	Na(Al_1.5Li_1.5)Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)	500	500	520
Hambergite ()*	None	Be₂(BO₃)(OH)	500	500	81
Microcline ()*	Feldspar	K(AlSi₃O₈)	500	500	4924
Milarite ()*	Milarite	KCa₂(Be₂AlSi₁₂)O₃₀·H₂O	500	500	156
Monazite-(Ce) ()*	Monazite	Ce(PO₄)	500	500	945
Opal ()*	Amorphous	SiO₂·nH₂O	500	500	2994
Pezzottaite ()*	Beryl	CsLiBe₂Al₂Si₆O₁₈	500	500	6
Quartz ()*	Quartz	SiO₂	500	500	61156
Spessartine ()*	Garnet	Mn²⁺₃Al₂(SiO₄)₃	500	500	1214
Spodumene ()*	Pyroxene	LiAlSi₂O₆	500	500	688
Zircon ()*	Zircon	Zr(SiO₄)	500	500	5251

1 Ages assigned to this locality:

	Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Dating Method	Age Interpret	Prioritized?	Sample Source	Sample Num	Run Num	Age from other Locality	Dated Mineral	Minerals explicitely stated as having this age	Age applies to these Elements	MinDat Locality ID	Dated Locality (Max Age)	Location as listed in reference	Reference	Reference DOI	Reference ID	Age Notes
	Be-00044	500	500	500			high						Pezzottaite	Be	31039	Sakavalana Mine, Ambatovita, Mandrosonoro, Ambatofinandrahana, Amoron'i Mania, Madagascar		Fernandez et al. (2003)	10.1016/S0301-9268(03)00063-9	PR123_87

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...