Vanadinite - Specimen carving rough opal with its colour caused by

with its colour caused by natural radiation interacting with aluminum impurities in the quartz structure over long periods of geological time

nor was I meaning it to be

Found in select regions of Brazil

A good stone for studying because it increases mental discipline and focus

Vanadinite - Specimen carving rough opal with its colour caused byMined from: Mibladen Mining District, Morocco Description: This one of a kind Vanadinite specimen from the Mibladen Mining District features a bright Hexagonal bipyramidal crystal formation laid succinct and presentational across an entire face of the matrix. Its depth of color zoning emphasized against the sandy stone upon which it has formed offers a sense of inner warmth, heightening the multitudes of its structure. The mineral's high Vanadium