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1. What is an opal as compared to other “pretty rocks"?|
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1. What is an opal as compared to other “pretty rocks"?|

User Sanjay Prajapati
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examples of different kinds of opals are ethiopian opal, fire opal, precious opal, synthetic opal and black opal. opal is a gemstone and birthstone for those born in october. opal can be used for many types of jewellery like rings or necklaces
User Latece
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