Quartz v. Amethyst after Calcite, Artigas, Uruguay, Eric Peterson Collection, Small Cabinet 4.0 x 5.5 x 7.0 cm, $250. Online 8/26
NSMW11455
Quartz var. Amethyst cast after Calcite, Artigas, Uruguay, Mined c. 1990s, Miniature 2.4 x 4.0 x 4.5 cm, $45. Online 6/5.
NSMW11246
