Details
Crystal towers: prices and sizes vary
Red banded agate: 3.5-4 inches
Black tourmaline: 3-3.25 inches
Sodalite: 3 inches
Yellow calcite: 3 inches
Red obsidian: 3 inches
Rose quartz: 3 inches
Blue apatite: 2.5 inches
Amazonite: 2.5 inches
Astrophyllite: 2.5 inches