here are my sheephead "stones" from a sheep head I caught years ago
Also my "Pearl " from a "little neck clam
looking at pearl and clam shell ,the color of the pearl
its a purple in color also matches the color on the inside of purple in the clam .
94 KB little neck pearl.jpg Check Error
25.1 KB 002 (Medium).jpg Check Error
0.8 MB 007.jpg Check Error