Hackmanite (Soadalite var. Hackmanite) w/ Mica rainbow obsidian with one side polished and

with one side polished and the other left in its natural

each slice is a unique and eye-catching addition to any collection

Size: 11m x 6

Each stone is a unique and natural volcanic obsidian

Hackmanite (Soadalite var. Hackmanite) w/ Mica rainbow obsidian with one side polished andExperience the wonder of Hackmanite from Afghanistan. This rare specimen is naturally tenebrescent, meaning it temporarily gets darker when exposed to sunlight or UV lights. Let its unique properties inspire awe and captivate your senses. Remove from the light, and the colors will return to their basic color once again! Under Longwave UV, you will the Hackmanite fluoresce orange. Under Shortwave UV, the matrix has a slight green glow. The purple