Silver Obsidian 8mm Large Hole Round - 8 Inch Green Aventurine (AAA) Rocky Butte Jasper is mined

Rocky Butte Jasper is mined in Oregon and may have either dendritic or landscape qualities

a microscopic protozoa with a silica shell

In lower grades it can be transparent to opaque and is commonly light blue

however it does exhibit a lustrous sheen referred to as “opalescence

pink and golden mottling and spots within the primarily black stone

Silver Obsidian 8mm Large Hole Round - 8 Inch Green Aventurine (AAA) Rocky Butte Jasper is minedEssentially a volcanic glass, Obsidian ranges in color from opaque black, to green, brown, mahogany, black with rainbow colors, black with snowflake patterns, black with a golden sheen, and translucent black (Apache Tears)