Tip - Coral Jewelry

Published 9 years, 4 month(s) ago | Submitted by Aeliane van Zuilichem

Coral is one of several so-called “organic gemstones,” the other main ones being pearls and amber. Made out of calcium carbonate (as are...

For further reading: http://www.collectorsweekly.com/fine-jewelry/coral

Posted: 9 years, 4 month(s) ago

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