20.09ct Quilpie Boulder Opal Stone | #17

Australian Boulder Opal:, Weight (carats), 20.09ct, Dimensions (millimeters), 21.67mm x 16.55mm x 7.43mm, Origin, Quilpie Mining District, Queensland,

Art Deco Black Boulder Opal Diamond Bracelet c.1930's

Australian Boulder Opal:, Weight (carats), 20.09ct, Dimensions (millimeters), 21.67mm x 16.55mm x 7.43mm, Origin, Quilpie Mining District, Queensland,

20.09ct Quilpie Boulder Opal Stone | #17

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Purple Pear Shaped Australian Boulder Opal

Purple Pear Shaped Australian Boulder Opal