Black Opal Australian, Faceted 4mm Round - 15-16 Inch Stone Type_Apatite giving some rubies a slightly

giving some rubies a slightly brownish or purplish tint

Gem Silica occurs in a vivid blue green color due to the presence of copper in the stone and is free of inclusions of other minerals

Looking to surprise that special rock-lover in your life

Rainbow Obsidian is known as a grounding and protective stone

Due to its color and clarity

Black Opal Australian, Faceted 4mm Round - 15-16 Inch Stone Type_Apatite giving some rubies a slightlyBlack 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."