Koroit Boulder Opal Cabochon 27.5ct

From Australia, Boulder Opals are a unique interplay of ironstone, wood, water, silica, rock and millions of years. 

This example showcases that combination beautifully with areas of textured surface.

Dimensions at widest points: 3.6cm x 2cm x 0.5cm approximate

Rarity: Currently mined

Weight: 5.4g

Carats: 27.5cts

While every effort has been taken for photos to be a true representation, some hue difference between photo and actual may occur. Light flare may be present on photos.