Blue Tourmaline 3mm Table Cut Cube A Grade - 15-16 Inch Picture Although most people think of

Although most people think of diamonds as colorless

Shungite has been used as a folk medical treatment since the early 18th century

Kambaba Jasper is a sedimentary stone comprised of microcrystalline Quartz interlaced with Stromatolites — ancient fossilized colonies of primeval microorganisms

These needle to like black inclusions of Tourmaline are quite striking within the clear

Rhodonite belongs to the Pyroxenoid group of minerals

Blue Tourmaline 3mm Table Cut Cube A Grade - 15-16 Inch Picture Although most people think ofBlue Tourmaline ranges in color from green to blue to yellow to green with black, milky white and clear, colorless inclusions. It is an aluminum borosilicate mixed with iron, magnesium and other metals that give it its color. Tourmaline occurs in nearly every color in the rainbow and its name derives from turmali, the Sinhalese word for mixed color precious stone. Tourmaline is unusual in that it is both pyroelectric and piezoelectric, meaning it