| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Beryl and Its Color Varieties: Aquamarine, Heliodor, Morganite, Goshenite, Emerald and Red Beryl | 978-O-9715371-6-3 (O-9715371-6-X) | 2005 | Dmitriy Belakovskiy · John Bradshaw · Bruce Cairncross · Lee Groat · Dermot Henry · Rupert Hochleitner · Lee Van Iderstine |