Mountain Hollow Crystals
Sheen Obsidian Palm Stone
In Sheen Obsidian, when the material is held in bright light it has a flash of sparkling silver or gold colored chatoyance.
Small size measures 55-62mm and weigh 40-55g each.
Medium size measures 63-66mm and weigh 70-85g each.
Large size measures 65-75mm and weigh 105-120g each