Black Rutilated Quartz 5x8mm Chip - 15-16 Inch Faceted AAA Grade Banded ” Tourmaline is unusual in

” Tourmaline is unusual in that it is both pyroelectric and piezoelectric

Whether you're drawn to it's beauty or you are a collector of cool rocks

custom stone a combination in a variety of colors

These flecks glitter as they catch the light and may appear white against the dark blue of the glass

Black Rutilated Quartz 5x8mm Chip - 15-16 Inch Faceted AAA Grade Banded ” Tourmaline is unusual inRutilated Quartz is a silicon dioxide mineral with unique needle like inclusions of Rutile. These needles usually appear golden, but can also appear silver, red, copper, or black and can be distributed randomly or in bundles or star like formations. Rutile is the mineral name for natural crystals of titanium dioxide, which may contain iron oxide. When the level of iron oxide is high, the inclusions appear more golden or copper, when it is low, they