32.62ct Quilpie Boulder Opal Stone | #13

Australian Boulder Opal:, Weight (carats), 32.62cts, Dimensions (millimeters), 26.11mm x 18.56mm x 19.19mm, Origin, Quilpie Mining District,

Australian Boulder Opal:, Weight (carats), 151.32cts, Dimensions (millimeters), 55.97mm x 34.78mm x 13.95mm, Origin, Quilpie Mining District,

151.32ct Quilpie Boulder Opal Stone | #49

Loose 3.10ct Purple Quilpie Boulder Opal Stone

Rough Quilpie Boulder Opal Specimen Burton's – Burton's Gems and Opals

57.38ct Polished Quilpie Boulder Opal Specimen

Australian Boulder Opal:, Weight (carats), 43.89cts, Dimensions (millimeters), 42.41mm x 18.69mm x 6.24mm, Origin, Quilpie Mining District,

43.89ct Quilpie Boulder Opal Stone | #28

1,915ct Polished Quilpie Boulder Opal Specimen

Australian Boulder Opal:, Weight (carats), 10.41cts, Dimensions (millimeters), 26.73mm x 13.48mm x 3.89mm, Origin, Quilpie Mining District,

10.41ct Quilpie Boulder Opal Stone | #6

Australian Boulder Opal:, Weight (carats), 33.18cts, Dimensions (millimeters), 38.63mm x 18.1mm x 6.74mm, Origin, Quilpie Mining District, Queensland,

33.18ct Quilpie Boulder Opal Stone | #45

1+ Pound Quilpie Boulder Opal Stone, Blue & Green Fire

1689ct Polished Quilpie Boulder Opal Specimen

Loose Oval Cabochon Cut Australian Boulder Opal

Loose 51.31ct Quilpie Boulder Opal Specimen

Loose 21.75ct Quilpie Boulder Opal Stone