Ethiopian Opal 4-9mm Heart Black - 15-16 Inch R0471 and forms within a host

and forms within a host rock such as ironstone or sandstone

Crazy Lace Agate is named for its swirling and circular patterns

In lower grades it can be transparent to opaque and is commonly light blue

Blue Tourmaline ranges in color from green to blue to yellow to green with black

It is known for its abstract designs in rusty red

Ethiopian Opal 4-9mm Heart Black - 15-16 Inch R0471 and forms within a hostEthiopian 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.