Ethiopian Opal 1-5mm (Dyed) Sky Blue Graduated Rondelle - 18 Inch 3-4" An aluminum silicate mineral

An aluminum silicate mineral

This historical "ancient slag" has a naturally swirling

Discovered in Greenland in the late 1890's

Handy Zip-Pouch

It is sometimes used for scalpel blades in cardiac surgery

Ethiopian Opal 1-5mm (Dyed) Sky Blue Graduated Rondelle - 18 Inch 3-4" An aluminum silicate mineralEthiopian Opal was first discovered in Ethiopia in 1994, with additional major finds in 2008 and 2013. Beautiful specimens of Precious Opal, Fire Opal and Black Opal with spectacular play of color are now being found in these areas. Ethiopian Opal typically occurs in brown, red or orange body color, yet yellow, white and clear stones are also seen.