Copper Rutilated Quartz 3mm Table Cut Cube Bead - 15-16 Inch 25x37mm The shell is known for

The shell is known for its distinct knobs on the ridges

Phantom Quartz form over pre to existing crystals

This turquoise is known for having a higher silica content than many other types

red and yellow-orange

Copper Rutilated Quartz 3mm Table Cut Cube Bead - 15-16 Inch 25x37mm The shell is known forRutilated Quartz is a silicon dioxide mineral with unique needle to 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 to 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,