Incoming Resources
- All about crystals and gems, discovering treasures of the natural world, Libby Romero ; illustrated by Gary LaCoste
- Collecting rocks, gems and minerals, identification, values, lapidary uses, Patti Polk
- Gemstones, by Rebecca Pettiford
- Piedras preciosas, by Grace Hansen ; Spanish translator: Maria Puchol
- Rocks, minerals and gems, John Farndon
- Gems, Andrea Rivera