Black pearl and shell. Photo by Brocken Inaglory. Licensed under CC By-SA 3.0.
Opaque Black Pearl Rough
Black pearl and shell. Photo by Brocken Inaglory. Licensed under CC By-SA 3.0.
Article: Destructive Gemstone Tests: Dye Testing
Credit: Brocken Inaglory
| Gemstone | Pearl |
| Natural or man made | Natural |
| Gem State | Rough |
| Color | Black |
| Transparency | Opaque |