Complex sentence: The earliest known iron artifacts are nine small beads, dated to 3200 BC, from burials in Gerzeh, Lower Egypt, identified as meteoric iron shaped by careful hammering.
Split into simpler sentences: The earliest known iron artifacts are nine small beads dated to 3200 BC, which were found in burials at Gerzeh, Lower Egypt. They have been identified as meteoric iron shaped by careful hammering.