Incoming Resources
- Steven Universe., produced by Jackie Buscarino ; written by Matt Burnett [and 4 others], Season 1, Widescreen
- Crystal & gem, written by R.F. Symes and R.R. Harding
- Gemstones, Cally Hall ; photography by Harry Taylor
- Jewels, a secret history, Victoria Finlay
- Rocks, fossils, minerals, and gems, Claudia Martin
- The rock & gem book, ...and other treasures of the natural world, written by Dan Green
- Firefly guide to gems, stone & crystals
- Gems, Andrea Rivera
- Eyewitness crystal & gem, written by R.F. Symes and R.R. Harding
- Gemstones of the world, Walter Schumann ; [translated by Daniel Shea and Nicole Shea]