a piece of silvery metal

You recognise this piece of silvery metal as a nugget of mithril, that priceless treasure which was the source of the dwarves' great wealth of old.

It is a piece of silvery metal.
It weighs about one pound.

You identify a piece of silvery metal.
It weighs twelve ounces, and it is worth about thirty-five lauren and ten celeb.
Its keywords are metal, silvery, mithril, and nugget.