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Opal from
Manjaka (Sahananana), Sahatany Valley, Ibity, Antsirabe II District, Vakinankaratra, Madagascar


Locality type:Pegmatite
Classification
Species:Opal
Formula:SiO2 · nH2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Opal data
Locality Data:Click here to view Manjaka (Sahananana), Sahatany Valley, Ibity, Antsirabe II District, Vakinankaratra, Madagascar
Data Identifiers
Mindat Occurrence Record ID:261329
Long-form Identifier:1:3:261329:1
GUID (UUID V4):0
Nearest other occurrences of Opal
17.7km (11.0 miles) ⓘAntandrokomby pegmatite, Manandona Valley, Sahatsiho Ambohimanjaka, Ambositra District, Amoron'i Mania, Madagascar
17.8km (11.1 miles) ⓘVatovory (Vinaninkarena Uranium deposit), Anjanamanjaka, Vinaninkarena, Antsirabe II District, Vakinankaratra, Madagascar
26.1km (16.2 miles) ⓘMangarivotra, Antsirabe I District, Vakinankaratra, Madagascar
References
Ranorosoa, Nadine (1986) ThÃĻse de doctorat de L'UniversitÃĐ Paul Sabatier, Toulouse. Étude minÃĐralogique des pegmatites du champ de la Sahatany, Madagascar, 1-240
 
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