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.

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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.

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Some almandine garnet crystals exposed in the center of a quartz nodule from an unusual alluvial deposit. The garnet crystals are nicely exposed showing almost half the largest crystal.

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