510012246

Rainbow jewels. This jewellery is made from Australian precious opals. The stones are cut in a rounded style, which shows off their play of colour to best effect. Precious opals with a dark background are called black opals, while the stones with a pale background are called white opals.

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Filename: 510012246 (1).jpg
Copyright: Irish Photo Archive
Image Size: 4780x3813 / 5.5MB; Geology mineralogy
Contained in galleries: Recently uploaded historical photos 3

Rainbow jewels. This jewellery is made from Australian precious opals. The stones are cut in a rounded style, which shows off their play of colour to best effect. Precious opals with a dark background are called black opals, while the stones with a pale background are called white opals.