Vote for your favorite mineral in #MinCup26! - Hafnon vs. Putnisite
It's a pair of tiny minerals of unusual chemistry as orange Hafnon battles with purple Putnisite.
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Trachyte from
Itasy Volcanic Field, Miarinarivo, Itasy, Madagascar


Locality type:Volcanic Field
Classification
Type:Trachyte
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Trachyte data
Locality Data:Click here to view Itasy Volcanic Field, Miarinarivo, Itasy, Madagascar
Data Identifiers
Mindat Occurrence Record ID:1428927
Long-form Identifier:1:3:1428927:9
GUID (UUID V4):0
References
Lacroix, Alfred (1912) Les volcans du center de Madagascar: le massif d’Itasy [The volcanoes of central Madagascar: the Itasy massif]. Compte Rendus Hebdomadaires des Seances de l'Academie des Sciences 154, 313-317
Lacroix, Alfred (1923) Minéralogie de Madagascar Tome III - Lithologie Appendice - Index Geographique. Société d'Éditions Géographiques, Maritimes et Coloniales. 450 pp.
Lenoble, A. (1940). Études Sur la Géologie de Madagascar. III. Le massif volcanique de l'Itasy. Memoires de l'Academie Malgache, Tananarive, 32, 43-77.
Bussiere, P. (1957) Le massif volcanique de l'Itasy. Travaux du Bureau Gèologique de Madagascar 83, 159-167
 
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