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RM3062   Tapiolite-(Fe)

In this specimen we can observe an idiomorphic good size crystal of tapiolite-(Fe) that shows us different tetragonal faces. Good luster, intense black colour with iridescence on faces. It stands out on a matrix with albite and muscovite. The analyzes carried out indicate the presence of niobium in small proportions. These results will be sent to the buyer of the specimen.

Size: 5.5 x 5.3 x 3.8 cm.
Main crystal: 13 mm.
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