Superb Black OpalThis 4. 65 carat black opal is from the famous Lightning Ridge field in New South Wales Australia. This rounded rectangle shaped stone displays large flashes of medium to lime green, blue and purple. Would make a great ring stone. Once again so much brighter than the photo. 15 mm x 9 mm x 5 mm

it is tenacious

this piece show a half and half contrast of blue

This stone displays a flag stone or semi harlequin pattern and has sections of rare straw pattern

From Tampa Bay Florida

Two colours Solid Sterling Silver and 18ct Gold plate over Sterling Silver

Dated 6th Nov 1898

Base sawn for display

Black opal 'Nobbies' in opal silt stone

Species:  Osmundacarlis Nerii

5 cm 54 grams

5cm long including loop    2g

but we can supply various styles and lengths