Gemstone, moss opal, natural common opal with green inclusions, 6x6 mm, round beads - Mohs' hardness 5.5-6.0 - one unit is +/- 19 cm and has +/- 32 beads
Gemstone, antique white River Stone agate, natural, 6x6 mm, round beads – frosted – Mohs' hardness 6.5-7.0 - one unit is +/- 19 cm and has +/- 32 beads