Thin section pictures and others of chondrites, achondrites, stony irons and irons. Pictures showing chondrule types and comparing different classifications, metamorphic types and shock levels. Animation to demonstrate undulatory extinction and to show specimens of individuals in 3D.
Clay, sand, gravel or rock that has been struck by lightening. Pictures of examples from different soil types and of different sizes from .01 ounce to six pounds. Exogenic fulgurites from two locations.
Pictures of crystals that I think are interesting .
Pictures of rocks that give off visible light when exposed to ultraviolet radiation. A few phosphoresce - continue to glow - after the UV is turned off. Rollover pictures compare some specimens under white light and UV. Animation rotates several pieces to show them in 3D.