Coutinhoite

Coutinhoite : Th_xBa_(1-2x)(UO₂)₂Si₅O₁₃·(H₂O)_1+y (0 < x < 0.5 and 0 < y < (2+x))

Locality: Urucum mine (Tim mine; Córrego do Urucum pegmatite), Galiléia, Doce valley, Minas Gerais, Southeast Region, Brazil

Coutinhoite XX with Weekisite, Phosphuranylite, Uranocircite on Muscovite. Sample size: 3x2cm.
Sample from Rolando and Bruno Gioia Collection - Photo by Bruno Gioia

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Coutinhoite

Coutinhoite : ThxBa(1-2x)(UO2)2Si5O13·(H2O)1+y (0 < x < 0.5 and 0 < y < (2+x))

Coutinhoite : Th_xBa_(1-2x)(UO₂)₂Si₅O₁₃·(H₂O)_1+y (0 < x < 0.5 and 0 < y < (2+x))