Strawberry Quartz 1x2mm Square Rondelle - 15-16 Inch WWGCollar this opal variety is characterized

this opal variety is characterized by their dark base tone

Golden Obsidian is a naturally occurring volcanic glass

Hackmanite is very reactive under UV light

It is extremely fracture to resistant and has been used for blades and other tools since Neolithic times

This Phantom Quartz is gray

Strawberry Quartz 1x2mm Square Rondelle - 15-16 Inch WWGCollar this opal variety is characterizedStrawberry Quartz is a translucent, milky to pink silicon dioxide mineral. Its needle to like inclusions of hematite are iridescent red. Quartz has been highly valued by virtually every civilization throughout history, often used in healing and meditation and as religious objects in funerary rites and to dispel evil.