4 x 6 jpeg pictures of rocks and fossils:Amazonite -2 picturesAmberAmethyst-8 picturesAmmoniteAmphiboleAmphibole HornblendeAndesite-3 picturesAnthrasite Coal-3 picturesApatite-3 picturesArkose-6 picturesArrowhead-3 picturesBanded Agate-4 picturesBarite-7 picturesBasalt-8 picturesBauxite-3 picturesBeryl-4 picturesBituminous Coal-3 picturesBlack OnyxBlack and Tan Striped RockBlack RockBlack Rock 2Black Rock 3Black Rock 4Black Rock 5Black Rock with Pink SplotchesBlack Rock with Silver SpecksBlack R