Black Opal with "Grass" Pattern
Lightning Ridge, New South Wales, Australia
A large and impressive "nobby" opal (nodule) with a black base color and a vivid broad rolling flash of color electric green mixed with blue and purple and a dash of orange, in a pattern known in the opal hobby as "straw" pattern, with a bar of orange at the side. Weighing approximately 26.01 carats and measuring 30.1 x 18.5 x 7.0mm
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Lightning Ridge, New South Wales, Australia
A large and impressive "nobby" opal (nodule) with a black base color and a vivid broad rolling flash of color electric green mixed with blue and purple and a dash of orange, in a pattern known in the opal hobby as "straw" pattern, with a bar of orange at the side. Weighing approximately 26.01 carats and measuring 30.1 x 18.5 x 7.0mm