Yowah Nut Opal Picture Stone - The Fossicker
The Fossicker Yowah Picture Opal

Yowah Koroit Boulder Opals

Solid Yowah Opal Koroit opal and Blackgate boulder opals and nuts also opalised wood opals. Cut and polished opals ready for setting into jewellery, or to add to your collection. You will find more Yowah and boulder opal in the beads and pendants section


Yowah Nut Opal Specimen

A Yowah Nut opal specimen that has been sawn in half
Faces polished and the backs left natural. Measures approx 38mm x 24mm x 21mm when held together. Looks like a double Yowah Nut. Great to start off a collection.

Yowah Nut Opal Specimen

A Yowah Nut opal specimen that has been sawn in half
Faces polished and the backs left natural. Measures approx 28mm x 20mm x 13mm when held together. Great to start off a collection.

Yowah Nut Conglomerate Pair Opals

Little Yowah Nuts imbedded in silicated sandstone
Lovely little Yowah Nuts with sparkles of blue and green opal in sandstone There is a piece of fossilised wood running through the centre.. Great patterns both sides. Would make lovely earrings or a special pendant. Measure approximately 40mm x 11mm x 6.5mm each.

Opalised Wood in Koroit Boulder SOLD

Little twigs of wood that have opalised
Nicely patterned with tan and dark ironstone with little twigs of wood that have been opalised. Quite stunning. Double sided. Measures 57mm x 52mm x 7mm

Boulder Opal Pendant

Pretty blue green opal has a see through to the bottom of the river effect.
A lovely boulder opal pendant with softly undulating surface to follow the opal. Blue green purple sparkles. Opal measures approx 20mm x 15mm x 5mm We have used jewellery glue to glue on the silver tone (not silver) bail, this can be removed with a sharp blade.

Australian Boulder Opal Pendant

Blue purple opal over ironstone
Blue purple boulder opal with glue on silvertone (not silver) bail. The bail can be removed with a sharp blade if you need to have it set. Measures 29mm x 25mm at widest points and 5.5mm thick. It has a softly curved top to follow the opal. Hole in the metal bail measures 2mm x 3mm

Boulder Opal Pendant

Pretty blue opal over ironstone.
Queensland boulder opal with metal silvertone (not silver) bail glued to back. The bail can be removed with a sharp blade if you wish to have it set. Opal measures approx 31mm x 21mm at longest and widest.

Boulder Opal Pendant

Australian Boulder Opal
A beautiful piece of boulder opal with wavy lines of various shades of blue and cream/white opal over ironstone. Softly undulating surface to follow the opal. Opal measures approx 36mm x 23mm. Metal silvertone bail glued onto the back. It can be sliced off with a sharp blade if you want to have the opal set.

Koroit Opal

Beautiful opal, ironstone and potch patterns
Measures approximately 49mm x 21mm x 4.5mm

Opalised Wood Pair SOLD

A really interesting pair of stones where the opal twig is imbedded in the ironstone.
Each piece measures approx 32mm on longest side by 13mm

Beautiful Koroit Opal

Lovely electric blue green opal in nicely patterned ironstone
Great patterns in this piece with beautiful bright green blue green opal. At the bottom left hand side, there are a row of little holes, which seem to blend in really well with the patterns, these could be left as is, or disguised with the setting. Measures 53mm x 29.5mm x 7.5mm

Pair Yowah Matrix Opals Picture stones

Lovely earthy shades of brown ironstone and purple opal
To me, it looks like two elephants standing head to head with trunks touching. Opals measure approx 32mm x 30mm at longest and widest by 4mm

Carved Bouder Opal

Nice patterns of multicoloured potch opal over ironstone
Carved to expose the most opal, with decorative carving to highlight the shape. Measures approx 52mm x 48mm x 12mm, weighs approx 53 grams


Lovely blue opal over ironstone
Nicely carved boulder opal, predominately blue opal with some green. Measures approx 57mm x 36mm x 11mm 33 grams

Yowah Nut Opal Pair

A long Yowah Nut sliced in half
Good polish. Each half measures approx 43mm x 18mm x 8mm

Carved Boulder Opal

Blue Green Boulder opal
Blue green boulder opal over ironstone carved to expose the opal. Measures approx 58.5mm x 22.5mm x 8mm, weighs approx 22 grams Ready to set in a piece of jewellery, or keep as a specimen.

Yowah Opal

A lovely little piece with a raised section of opal, outlined with black potch/ironstone.
Nicely carved to follow the opal and has flashes and sparkles of green blue. Weighs 6.33cts and measures approx 15mm x 12mm (diagonally point t point) x 6mm (including baby bump)

Yowah Matrix Opal

Lots of sparkling opal in this piece
Yellow, purple green and orange flashes in nicely patterned tan ironstone. Measures approx 31mm x 16mm x 4mm VIDEO LINK

Opalised Wood Picture Stone

I have called this one "Cockatoo in the Outback"
Lovely purple blue green opal and dark potch and ironstone forming this beautiful piece of opalised wood. Measures approx 41mm x 20mm x 6mm

Boulder Opal

Lovely stripey pattern of pink and green blue opal
Weighs 10.4cts and measures approx 27mm x 14.5mm x 4.5mm

Yowah Opalised Wood Crystal

A piece of Wood that has been replaced by crystal opal
A lovely piece of opalised wood with blue/mauve and green sparkling opal. A pool effect where you can see into the base of the stone, like water running over a sandy stream. 23.10ct Opal measures approx 39.5mm x 15mm x nearly 6mm

Yowah Nut Matrix Opal

Brillant red orange green yellow and blue dance around the stone when moved.
Weighs 10.54ct. Measures approx 15 x 15.5mm x 4mm Link to Video

Yowah Nut Matix Opal

Beautiful sheets of green blue flashes over the face of the stone
Weighs 3.465 ct and measures approx 18.5mm x 11mm x 2.5mm Link to video

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