Figure 1. Four non-nacreous pearls, weighing 12.40, 11.55, 8.22, and 5.72 ct (left to right), were submitted for identification. Photo by Sood Oil (Judy) Chia. Non-nacreous conch, clam, Melo melo, ...

According to the client, the pair of fossil blister pearls were found near Lunga Lunga, a region in southeastern Kenya bordering Tanzania. They were found attached to a fossilized giant clam shell ...