Ravi phase microdebitage
After wet screening, the Ravi phase microdebitage, larger flakes, broken drills, and even microbeads are sorted according to type of artifact and kind and color of stone.
Ancient Indus Valley civilization microbeads (less than 1 centimeter in diameter).
Ravi phase steatite microbeads
Tiny steatite microbeads (less than 1mm in diameter) such as those seen here were probably perforated with a sharpened copper wire, while stone drills with larger tips were used for carnelian, lapis, and amazonite beads.