A bunch of beads (10 pcs). The outer side is well-polished. The items are small and barrel-shaped.
Seven beads are made of carnelian, one is made of pink jasper, one is made of turquoise, and one is probably made of ceramic.
Shaping on hard abrasives, grinding, drilling
A turquoise bead:
Length - 14,71 mm
Width - 9,28 mm
A carnelian bead (large):
Length - 14,38 mm
Width - 6,38 mm
A carnelian bead:
Length - 10,06 mm
Width - 6,58 mm
A jasper (ceramic-?) bead:
Length - 5,57 mm
Width - 5,59 mm
Konovalov P.B., Svinin V.V., Zajcev M.A. Mogil'nik Acaj II i nekotorye voprosy izucheniya plitochnyh mogil Pribajkal'ya // Po sledam drevnih kul'tur Zabajkal'ya. - Novosibirsk, 1983. - S. 85-100.