Microcline Gallery

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Microcline : K[AlSi₃O₈], Quartz : SiO₂, Opal (Var: Opal-AN) : SiO₂·nH₂O
	Jenipapo district, Itinga, Jequitinhonha valley, Minas Gerais, Southeast Region, Brazil Floated crystal with two quartz groups and a Hyalite cape - Overall size 20x7x6cm - March of 2007
© Martins da Pedra	Photo ID: 94476 View Count: 159

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Microcline Gallery

Microcline : K[AlSi3O8], Quartz : SiO2, Opal (Var: Opal-AN) : SiO2·nH2O

Microcline : K[AlSi₃O₈], Quartz : SiO₂, Opal (Var: Opal-AN) : SiO₂·nH₂O