- Favorite mineral photos
- Goethite after pyrite, Utah
- Blue fluorite, China
- Copper "sword", Kazakhstan
- Mockingbird Mine, California
Johachidolite, a calcium aluminum borate, from Burma. Per Rob Lavinsky, "this specimen is an incredible rarity."
Polished slab, Bisbee, Arizona
Chrysocolla and tyrolite, Santa Rosa-Huantajaya District, Chile
Covellite, Butte District, Montana
- Pyrite, Leonard Mine, Butte
- Copper, Ray Mine, AZ
- Spinel-twinned gold on "wire", Eagle's Nest Mine, CA
- Old Ibex mine, Leadville. 19th century specimen!
- Mockingbird Mine, CA
Very fine old Mother Lode crystalline-gold specimen. Sold in the 1950s for $65; more recently for $12,500.
Bonanza gold ore, Sleeper Mine NV
Crocoite, Dundas, Tasmania
Azurite stalactite xsec, Royal Ontario Museum
Sweet Home mine, Alma, Colorado
- Iridescent specular hematite (!), Royal Ontario Museum
Tanzanite, rough + faceted
Schoepite-Curite-Uraninite, huge old Shinkolobwe specimen. Detail, click for original
Opal in matrix, probably Australia
- CuOx-cemented breccia, Morenci
- Classic old Bisbee (Czar shaft)
Opalized belemnite, Coober Pedy
- Kosmochlor jade, Burma