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Detailed Notes on identify gemstones

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Birefringence Tests Birefringence testing provides you with An additional critical attribute about your stone to assist you to identify its id. To determine a stone's birefringence, although the stone is still about the hemicylinder crystal, you are going to generate a number of about six somewhere around 30-diploma turns, till https://spring-mattress-price-in93982.free-blogz.com/72518172/the-basic-principles-of-identify-gemstones

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