Earth Science, Geologic Time & Fossils

Rickardite

mineral

Pyrolite

rock

Nothosaurus

fossil marine reptile

Southern Oscillation

Earth science

Metallogenic Province

geography

Franklinian Geosyncline

geology

Ross Ice Shelf

ice shelf, Antarctica

Psilomelane

mineral

Quasi-biennial Oscillation

air current

Horse Latitude

meteorology

Magellan, Ferdinand

Biography, Voyage, Map, Accomplishments, Route, Discoveries, Death, & Facts

Gray, Robert

American explorer

Dike

igneous rock

Amery Ice Shelf

ice shelf, Antarctica

Cave Bear

Size, Weight, Extinction, & Facts

Economic Geology