8x8 mm, round, gemstone beads, Chinese painting stone, natural, frosted

Gemstone, petrified wood, natural, 8x8 mm, round beads – frosted - Mohs' hardness 7.0 - one unit is +/- 20 cm and has +/- 23 beads

Gemstone, golden-brown tiger eye, natural, 6x6 mm, round beads – frosted - Mohs' hardness 7.0 - one unit is +/- 19 cm and has +/- 31 beads

Gemstone, black ocean jasper or black orbicular quartz, natural, 8x8 mm, round beads - Mohs' hardness 6.5-7.0 - one unit is +/- 19 cm and has +/- 23 beads

Gemstone, Picture jasper, natural, 8x8 mm, round beads - Mohs' hardness 6.5-7.0 - one unit is +/- 19 cm and has +/- 23 beads