Gemstones (Paperback) → Paperback ISBN-13: 9780806968346 ISBN-10: 0806968346 Genres: Crafts, Hobbies & Home, Science & Math, Engineering & Transportation, Outdoors & Nature 1 Gemstones (Paperback) → Paperback ISBN-13: 9781402724060 ISBN-10: 1402724063 Genres: Science & Math, Outdoors & Nature ? Gemstones [Rocks, Minerals and Gemstones] (Paperback) ISBN-13: 9780806941516 ISBN-10: 0806941510 Genres: Science & Math, Outdoors & Nature ? |