Gemstone, Arrábida brecciated jasper or Arrábida marble, natural, Portugal, 8x8 mm, round beads – frosted – Mohs' hardness 6.5-7.0 - one unit is +/- 19 cm and has +/- 23 beads
Gemstone, black and Peru brown crackle agate, dyed/heated, 8x8 mm, round beads – frosted - Mohs' hardness 6.5-7.0 - one unit is +/- 19 cm and has +/- 23 beads
Gemstone, crackle agate, dyed/heated, 8x8 mm, round beads – faceted – multicolored, muted shades - Mohs' hardness 6.5-7.0 - one unit is +/- 19 cm and has +/- 23 beads
Gemstone, Mookaite Windalia Radiolarite, natural, 8x8 mm, round beads – in small facets, metallic sheen - Mohs' hardness 5 6.5-7.0 - one unit is +/- 19 cm and has +/- 23 beads