Blue Green Polished Volcanic Obsidian Glass FreeformThis is a relatively rare variety of obsidian. This volcanic obsidian blue green glass cut and polished freeform is from Mexico. Note the smooth lines and highly polished surface of this sculpture. It is believed to be an excellent protective stone and to support emotional healing. It also helps with releasing negative energy and promotes self acceptance. Measurements: This piece stands 5. 75 inches tall and measures 4. 50 inches in width. Cleaning