Sketch-book of Popular Geology

amid Ammonite ancient animal Arthur Seat beach beds Belemnite beneath bottom boulder-clay boulders Brora Caithness Carboniferous Chalk character clay Coal Measures colour cone contains creature Cromarty curious cuttle-fish deposits depth district earth Edition elevation existing extinct Fcap feet fish flora forests formation fossil fragments Frith furnished geologic geologist glacier gneiss granitic gravel grooved Highlands hills hollow hundred inches instance island lake land least Lias lignite Loch lower mark masses miles molluscs moraine mosses neighbourhood northern occur ocean old coast line Old Red Sandstone Oolite organisms Paleozoic peculiar period plants Pleistocene portion precipices present remains reptile resemble rise river rocks Roderick Murchison sand scarce scenery Scotland Scottish seems seen shells shores side Silurian Sir Roderick species specimens stone strata stratum stream surface Tertiary thick thousand tide tion tract trap trees Triassic upper valley vast vegetable waves wood