20.65cts Bright Boulder Opal From Yowah

This opal is from Yowah, central Queensland.

Yowah is famous for it’s Yowah nuts, but also produces a unique boulder opal with beautiful flashing colours formed inside the ironstone.

Size: 21 x 18 mm

Weight: 20.35 cts

Brightness: 4

Body Tone: N4