Large Queensland Boulder Opal Specimen

 Large Queensland Boulder Opal Specimen

Weight : 3.69 troy ounces  /  547 cts approximately

Measures :  114mm x 40mm x 14mm approximately (6.35mm = 1/4 inch)

This gorgeous natural Australian opal specimen has been lightly polished.

Brilliant vibrant blues and greens show up beautifully against the varied shades of brown ironstone.

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Perfect gift for a collector of gemstones!

Ref #1570