North America, geography of pre-Pleistocene time
North America, geography of pre-Pleistocene time
Growth of Pleistocene glaciers
Growth of Pleistocene glaciers
Fault scarp cutting throuh school, Anchorage
Fault scarp cutting throuh school, Anchorage
Open crack, minor scarps, Anchorage
Open crack, minor scarps, Anchorage
Damage to school, Anchorage
Damage to school, Anchorage
Damage Main Street, Anchorage
Damage Main Street, Anchorage
Paleozoic tectonic framework of North America
Paleozoic tectonic framework of North America
Early Paleozoic tectonic framework of North America
Early Paleozoic tectonic framework of North America
Landslide caused by Alaska's Good Friday Earthquake
Landslide caused by Alaska's Good Friday Earthquake
Nomencalture of tectonic elements
Nomencalture of tectonic elements
Paleogeography of early Ordivician of North America
Paleogeography of early Ordivician of North America
Basic unit of silicate structure
Basic unit of silicate structure
Chain structures for amphiboles and pyroxenes
Chain structures for amphiboles and pyroxenes
Muscovite.
Muscovite.
Halite (cubo-octahedron)
Halite (cubo-octahedron)
