Vanadinite crystals (red-orange) on barite; Morocco Image #4002 4800 X 3200 pixels
Macrophotograph of Peacock ore (Chalcopyrite treated with acid) from Mexico; a copper ore Image #3046 4800 X 3200 pixels
Macro photograph of patterns in a slab of Josephines' Crown stone (a.k.a. awaruite); quartz based rock wth pyrite from Grant's Pass, Oregon Image #3358 4800 X 3200 pixels
