3300-2250 BCE
Perforated disk of the type pi [bi] 璧; bored from both sides, leaving slight median ridge; richly mottled olive greens and tan to golden browns with scattered, lighter, translucent strata, small blackish area near rim on one side only; profuse delicate veinings with earth incrustations; decoration: grain pattern in form of semi circular knobs in high relief between plain beveled margins.
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