SRD said:[Mithral Shirt] is considered light armor and weighs 10 pounds.
SRD said:An item made from mithral weighs half as much as the same item made from other metals.
drunkmoogle said:You could enhance a Mithral Chain Shirt, but not the Mithral Shirt.
Thanee said:How do you come to that conclusion, just because the weight is different?![]()

(Dungeons & Dragons)
Rulebook featuring "high magic" options, including a host of new spells.