Obsidian

Essentially a volcanic glass, 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).
As with all natural stones, colour and look may differ from strand to strand and even from bead to bead.
Beads: Round 4mm - 40cm strand
Round 6mm - 32 pieces
Round 10mm - 19 pieces
Chips 4mm-8mm - 90cm strand
Pendant: Briolette (Flat) 30mm x 40mm - 1 piece