Australian Black Opal Sterling Silver This piece has a great

This piece has a great patina

These  rare tree ferns are replaced by Agate & Iron stone Rare black and white paleo osmunda (not polished) Black Water Queensland

106 grams  5

For sale is a nice round of fossil wood with blue/grey agate and one polished face

Never been used but has some faint ware scratches on the bottom

Australian Black Opal Sterling Silver This piece has a greatThis 8. 35 carat black opal is from the famous Lightning Ridge in New South Wales, Australia. This opal displays a nice broad flash across the stone, colours are blue, gold green, orange and red. a lovely flat cut black opal, with an unusual golden fire 20mm x 12mm x 4mm.