Yowah Nut Opal Specimen with Crystal Centre and Matrix Outer Shell
Yowah Nut Opal with Crystal Centre

Opal Specimens & Rough

Opal specimens from Australian Opal Fields including Yowah Nut Opal Specimens, Matrix Opal Specimens and Boulder Opal Specimens


Opalised Wood Specimen

Purple opal wood specimen

Fossilised opalised wood with purple/blue opal.  Front has been dremelled with a good polish, back natural. A really nice specimen for a collection. 28mm x 19.5mm x 6mm.

Yowah Nut Opal Specimen SOLD


Irontone Yowah Nut with clay and mauve opal centre.

A great Yowah Nut specimen with nicely patterned brown ironstone and clear mauve and clay centre which has been sliced in half and had the faces polished and the backs left natural. Measures approx  Weighs 218 grams total. 69mm x 54mm x 46mm when held together.

Yowah Opalised Wood Specimen

Purple Opal Wood Replacement
Opalised wood with Purple Opal. Top dremelled to expose the opal, back natural. Measures approx 60mm x 25mm x 9mm.  A lovely specimen to add to your collection.

Opalised Wood

Lovely purple opalised wood.
A great specimen for a collection, or turn it into a special, unique piece of jewellery. Dremmel polished both sides. Measures approx 32mm x 20mm x 9mm. Weighs approx 6 grams.

Set of 4 Stunning Koroit Specimens

Blue Green opal patterns in ironstone

Four pieces to this offering. One piece has a polished face, back is natural, it is the heaviest piece and weighs 472 grams, and measures 94mm x 99mm x 38mm at widest and thickest  . The other 3 pieces have been polished both sides. Total weight 1087 grams

Postage costs on this item include full insurance with signature.

Yowah Nut Matrix Boulder Opal Specimens

Multicoloured ironstone and mauve opal patterns
These are quite a stunning pair, the bases are flat and will stand to make an impressive book stand, or display in your cabinet or shelf. Total weight 1723 grams. Fronts polished, backs and sides natural. Height of piece on the left side is approximately 140mm width at base approx 94mm depth 46mm

Yowah Nut Opal Specimen

Yowah Nut sliced in half

Flashes of blue green gold/red in this beautifully patterned Yowah Nut. This is a lovely specimen that has been sawn in half with faces polished and the outer shell left natural. Each half measures approx 43mm x 34mm 14.5mm and 3615mmmm x 32mm