Tag 553.8
Tagged Works
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- Gemstones by Cally Oldershaw
- Mega Gemstone Learning Guide (National Geographic) by National Geographic
- Rubies & Sapphires, Fourth Edition by Fred Ward
- Simon & Schuster's Guide to Gems and Precious Stones by Kennie Lyman
- Gemstones (Earth) by Natural History Museum London
- Oregon Under Foot by D. E McMullen
- Exploring Earth's Treasures by Donald Olson
- The Gem Kingdom by Paul E. Desautels
- Gemstones of the World by Walter Schumann
