Superb Calcite on Amethyst Specimen from the Toldinho Mine, Collector Grade CalciteWorld Class, Collection Grade Toldinho Calcite on Amethyst Specimen A rare calcite specimen from the famous Brazilian Toldinho Mine, this magnificent, museum quality piece sits beautifully on a bed of amethyst, forming a mineral masterpiece that will surely find its way into a renowned collection or become the central specimen to add as the centerpiece in your decor space to bring unparalleled natural elegance. Prominent, and sharply defined, the