Australian Green Opal 8mm Round Faceted - 15-16 Inch - CLEARANCE best-selling-tqs This Phantom Quartz is gray

This Phantom Quartz is gray

When this combination crystallized

tan and ivory

milky to pink silicon dioxide mineral

Agate has been discovered with artifacts from cultures of the Neolithic Period

Australian Green Opal 8mm Round Faceted - 15-16 Inch - CLEARANCE best-selling-tqs This Phantom Quartz is grayAustralian Green Opal is a variety of Common Opal which is a mixture of Opal and nontronite. Common Opal is generally opaque, without the play of color present in more precious varieties, however it does exhibit a lustrous sheen referred to as opalescence. Green Opals are believed to provide energy and speed recovery from illness, exhaustion and mental angst.