Green Blue Oval Black Crystal Opal 1.7 ct
Natural Solid Untreated Australian Black Crystal Opal Polished Stone
Weight: 1.7 ct
Dimensions: 9×7.5×4 mm
Source: Lightning Ridge, NSW, Australia
(Size and weight are approximate)
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Australian Opals do not change their appearance after exposure to heat / climate / humidity / water.
An Australian Opal will not be damaged when exposed to light chemicals such as dishwashing detergent or hand soap. You should not however expose your opal to hasher chemicals such as bleach or ammonia.
They are however susceptible to cracking it knocked hard enough. If wearing your opal set in a ring you should always be careful that it is not knocked during physical activities.
If undertaking some form of sport or manual labour, please take off your ring so that it is not damaged.