a dark stone

The thin necklace is wrought from finest silver chain, with a dull, black stone hanging from it.

It is a dark stone.
It is made of silver.
It radiates a magical aura.
It weighs a few ounces.

You identify a dark stone.
It is an enchanted silver object.
It weighs four ounces, and it is worth about twenty-five gold.
Its keywords are necklace, inlaid, dark, and stone.