New 610 gram 5 1/4 inch Natural Black Opal Flame 1.35 lb Bytownite typically exhibits a hardness of

typically exhibits a hardness of 7 to 7

the metal has been independently tested as 14k Gold

a gemstone known for its diverse color range

solid 10k Yellow Gold frame

The metal has been independently XRF-tested as 58% (14k) Gold

New 610 gram 5 1/4 inch Natural Black Opal Flame 1.35 lb Bytownite typically exhibits a hardness ofDiscover the beauty of nature with this stunning black and cream natural Opal flame. This hand shaped specimen measures approximately 5. 25 x 3. 5 x 2. 5 inches and weighs approximately 610 grams. While the renowned "Black Opal" specifically refers to precious opal displaying play of color against a dark background, opal material can also form with a naturally black or very dark body tone without exhibiting this spectral color flash. This variety is