CENOZOIC QUATERNARY Sand, gravel, and talus Includes glacial outwash and materials deposited by present streams Landslide deposits Moraine deposits of Pinedale glaciers Moraine deposits of Bull Lake and older glaciers TERTIARY Volcanic rocks Lava flows and volcanic ash Conglomerate, sandstone, shale, claystone, marl, and pumice Deposited on land or in shallow lakes MESOZOIC Conglomerate, sandstone, shale, and coal Deposited on land Shale, sandstone, and limestone Mostly deposited in shallow seas PALEOZOIC Limestone, shale, and sandstone Deposited in shallow seas PRECAMBRIAN Diabase dikes Granite, gneiss, and schist Fault Dashed where approximately located; dotted where concealed beneath unfaulted younger deposits. U is on the side that moved up; D, on the side that moved down Geologic contact

View southwest from Lake Solitude toward the Grand Teton (right), Mt. Owen, and Mt. Teewinot. Wyoming Travel Commission photo by J. R. Simon.

Grand Teton, Mt. Owen, and Mt. Teewinot from Jenny Lake Flat. National Park Service photo by W. E. Dilley.

Transcriber’s Notes