Meteoric iron, self-smelted

From: S.Kalyanaraman
Message: 21550
Date: 2003-05-05

There is mention of cast iron in the Iliad:[Il. XXIII.826]; a disk is
the prize in a disk-throwing competition; the disk is of iron and
is "aujtocovwno".

What does this description mean? Self-smelted (meteoric) iron?