Black Opal 4mm Round Faceted - 15-16 Inch featured_7162026 The mineral is named for

The mineral is named for the place where it is principally found

this semi-precious variety of quartz is found in many locations around the world

Its inclusions of golden tones to rust to red are due to traces of hematite embedded in the stone

There is another form of Peridot that is not even native to the planet

Carnelian is a glassy

Black Opal 4mm Round Faceted - 15-16 Inch featured_7162026 The mineral is named forBlack Opal is a naturally occurring variety of precious opal mined in Australia. this opal variety is characterized by their dark base tone. It is mined under extremely harsh conditions and the high grade specimens are more rare than diamonds. Australian Aboriginal tribes referred to Black Opal as "Fire of the Desert."