2x Natural Rare Boulder Opal Wood Replacement Fossil Specimens
One opal is rough/unpolished, one has a partly polished face/rough back.

Opalized wood fossil/vegetation fossil - mineral specimen which was some planet around 60 million years old which got replaced by minerals over time and turned into precious Opal and opal potch.

With Blue/Purple colours. Perfect for a fossil display and any Opal collector.

Locality: Prairie Station - SW Queensland & Yowah Opal Fields - Queensland, Australia

Measurements:

90 x 70 x 23mm 
&
52 x 43 x 18mm approx at widest points

Combined weight:

170 grams / 850 carats

You will receive the exact pieces photographed.