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RM3035   Tapiolite-(Fe)

Quixaba pegmatite, Quixaba, Frei Martinho, Paraíba, Brazil

In this specimen we can observe interpenetrated tapiolite-(Fe) crystals showing different facets. Good luster, intense black color with iridescence on the faces. It stands out on a matrix with muscovite and albite crystals. The analyzes carried out indicate the presence of niobium in small proportions. These results will be sent to the buyer of the specimen.

Size: 5.2 x 4.3 x 3 cm.
Main crystal: 5 mm.

Analyzed specimen with report