Recreations in Geology

abundant accumulated alumina ancient appears basaltic beds belonging bones called Carboniferous chalk cliffs coal colour composed consists contain coral crag cretaceous crust crystallized deposited discovered district division earth elephant England eocene existing extinct species feet felspar fish flints formation formed fossil frequently fresh-water genera genus geologist geology gigantic globe gneiss granite Greek heat hippopotamus hornblende hyæna igneous rocks inhabitants instances island Isle land Latin lava layers lignite limestone lizard London clay mammalia marine mass mastodon metal mineral substance miocene modern molluscous molluscous animals nature numerous observed occur ocean oolitic organic remains peat peculiar plants Pliocene Pliocene period portion present Price quartz recent red sandstone remarkable resembling river sand saurians Secondary Period shells shores silica Silurian similar simple mineral slate soil stone strata stratified rocks stratum supposed surface term Tertiary Period tion trap rocks vegetable veins volcanic Wealden Wealden group whilst