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Comments: Orange rhombododecahedral crystals of menezesite to 0.75mm on matrix.
Location: Jacupiranga mine, Cajati county, Sao Paulo, Brazil.
Scale: Picture size 1 cm.
© Tom Loomis / Dakota Matrix
Comments: Brownish-red rhombododecahedral crystals of menezesite over calcite (with tiny black tochilinite inclusions). AmMin v93:82.
Location: Jacupiranga mine, in Cajati county, São Paulo state, Brazil.
Scale: Crystal size 0.5 mm.
© American Mineralogist