Origin: Herkimer County, New York, U.S.A.

Sample size: 2.5 x 1.5 cm
Sample size: 6 x 2.5 x 2.5 cm
Sample size: 3.5 x 2.5 cm
Sample size: 3.7 x 2.5 cm
Sample size: 6 x 6 x 5 cm
Sample size: 3 x 3 x 2 cm
Sample size: 9.5 x 7 x 4 cm
Sample size: 1.7 x 1.2 cm
Sample size: 1 x 0.5 cm
Sample size: 2 x 1.4 cm
Sample size: 1.9 x 1.5 cm
Sample size: 2 x 1.6 cm
Sample size: 1.5 x 1.1 cm
Dakota Matrix Minerals
"Herkimer diamond"
Origin: KOA Campground, Middleville, Herkimer Co., New York, U.S.A.
Sample size: 6.9 x 4.5 x 4.1 cm