Amazonite, Humboltine (rare), etc (rare locale) Matioli Coll.

Item Description

A striking, sharp, rich turquoise-blue amazonite crystal combination from a most obscure locality in Santa Maria de Itabira, Minas Gerais. The sculptural large piece includes cleavelandite, quartz, tiny patches of RARE yellow humboltine (a rare organic oxalate rarely found in pegmatites) and other minerals according to the Matioli Collection label. Mineral specimens are uncommon from the area and amazonite with humboltine is VERY RARE. Choice material.