Beginner gemmologists are often surprised to discover how complex and varied pearls can be. What we see lining the shelves of fine jewelry stores are not the only biogenic materials of interest to gemmologists and trade professionals. Gem-A tutor Pat Daly explores non-nacreous pearls in this article, including conch and Melo melo, and takes a closer look at the mollusks that produce these rare aquatic treasures.
Take a closer look at this topic by Gem-A as seen on gem-a.com.
Read the complete article here.
Disclaimer: The views, opinions or examples included in the linked article are those of the author and do not necessarily reflect an official policy or position of ASA or its members.