Welcome to the gemstone photo gallery. See photos of rough and cut gemstones and learn about the chemistry of the minerals.
- IoliteIolite is the name for gemstone-quality cordierite.
- JasperPolished orbicular jasper from Madagascar.
- KyaniteCrystals of kyanite.
- MalachiteNugget of polished malachite.
- MorganiteRough morganite crystal.
- Rose QuartzRose quartz sometimes gets it pink color from trace amounts of titanium, iron, or manganese.
- OpalBanded blue opal from Australia.
- OpalVeins of opal in a iron-rich rock from Australia.
- Australian OpalThis opal is from Yowah, Queensland, Australia.
- OpalRough opal from Nevada.
- PearlsPearls are organic gemstones that are secreted by molluscs.
- PearlBlack pearl and its shell. This pearl is a product of the black-lipped pearl oyster.
- Graphic Index
- Text Index

