Calcareous Concretions
Tridacna pearl necklace, 38 round beads, 104 g. Photo courtesy of liveauctioneers.com and Tai Ji International Auctions.
Article: Calcareous Concretions Value, Price, and Jewelry Information
Credit: Tai Ji International Auctions
Gemstone | Calcareous Concretions |
Natural or man made | Natural |
Jewelry type | necklace |
Gem State | Rough |
Color | White |
Transparency | Opaque |