Black Rutilated Quartz 6mm Large Hole Round - 8 Inch R1559 as a gemstone that is

as a gemstone that is cut into many shapes and often given a high polish

Madagascar

including Moonstone

To find out more about the process

which occurs in many colors

Black Rutilated Quartz 6mm Large Hole Round - 8 Inch R1559 as a gemstone that isRutilated 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