Bead, snowflake obsidian (natural), 10mm hand-cut round, B grade, Mohs hardness 5 to 5-1/2. Sold per 15-1/2" to 16" strand. - Fire Mountain Gems and Beads
Amazon.com: LPBeads 100PCS 8mm Natural Black Obsidian Beads Gemstone Round Loose Beads for Jewelry Making with Crystal Stretch Cord
Snowflake Obsidian Power Bead Bracelet
Snowflake Obsidian beads, black and white, round, 10 mm, half strand, 19pcs
Black Obsidian Bead Bracelet – Portsche's Fine Jewelry
Obsidian in faceted round and flat shape, in size of 4mm x 39cm
Bead, rainbow obsidian (natural), 18mm round, B grade, Mohs hardness 5 to 5-1/2. Sold per 8-inch strand, approximately 10 beads. - Fire Mountain Gems and Beads
Red Snowflake Obsidian bead bracelet MEN (Stretch) 10mm 7 7.5 8 8.5 inch | eBay