Black Opal Australian, Faceted 3mm Round - 15-16 InchBlack 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."

**The strand pictured is banded but the strand you receive may not be banded

and opalescence or lustrous sheen in opaque samples

It can even exhibit various colors within the same specimen

having been worn by shamans

a mineral of the Quartz family

Amber is a yellow

Since gemstones (natural

Its proper name is Artocarpus heterophyllus

Please be aware that K2 is sold untreated

Hematite is black to steel to gray or silver to gray

It is named for the Amazon River in Brazil

Spinel is a hard vitreous magnesium aluminum oxide