Locality type: | Claim |
Classification |
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Species: | Montmorillonite |
Formula: | (Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O |
Confirmation |
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Validity: | Believed Valid |
Data |
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Mineral Data: | Click here to view Montmorillonite data |
Locality Data: | Click here to view Urucum claim, Barra do Cuieté, Conselheiro Pena, Minas Gerais, Brazil |
Data Identifiers |
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Mindat Occurrence Record ID: | 22197 |
Long-form Identifier: | 1:3:22197:7 |
GUID (UUID V4): | 9c73e2e8-06c2-45e2-98b9-3dd0fd964244 |
Nearest other occurrences of Montmorillonite |
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8.3km (5.2 miles) | ⓘBoa Vista pegmatite, Barra do Cuieté, Conselheiro Pena, Minas Gerais, Brazil |
13.8km (8.6 miles) | ⓘSapucaia mine, Sapucaia do Norte, Galiléia, Minas Gerais, Brazil |
References |
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Atencio, Daniel, Carvalho, Flávio M.S., Matioli, Paulo A. (2004) Coutinhoite, a new thorium uranyl silicate hydrate, from Urucum mine, Galiléia, Minas Gerais, Brazil. American Mineralogist, 89 (5) 721-724 doi:10.2138/am-2004-5-606 |