The market in gem stones has just about dried up.

On the second floor is a large collection of gem stones he inherited from Warhol.

Below them a mouth straight set, a face hard as if carved from some white gem stone.

Well, it's a unit of weight used for gem stones.

There is also some mining of ruby gem stones.

His gem stone is unknown with a power he has yet discover.

It was wrought of silver and had seven high points, each topped by a gem stone.

Good steady demand for gem stones from the Moon.

A ring with a strange and deadly gem stone had been the key to the city-world.

A spinel is a gem stone found in various color varieties, among them red.