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. >

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. >