Opal, and Black Opals, Lightning Ridge Australia | All prices in Australian dollars

6.75 cts Australian Solid Semi Black Opal Rough Nobby Lightning Ridge

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Item description

Gemstone Type: Opal Rough -Nobby-

Semi Black

Colour: Red/ Multi-colour

Gemstone: Natural Solid

Weight: 6.75 carats

Dimensions: L 17.5 mm

W 10.2 mm

H 7.4 mm

Uses: Mineral Collection/jewellery/specimen/

Origin: Lightning Ridge Australia

Recommended uses: Practice cutting /carving

Treatment: No

Water is sprayed on the opal to simulate a polished stone.