Earth materials is a general term that includes minerals, rocks, soil and water. These are the naturally occurring materials found on Earth that constitute the raw materials upon which our global society exists. Earth materials are vital resources that provide the basic components for life, agriculture and industry.
Earth materials can also include metals and precious rocks.
Famous quotes containing the words earth and/or materials:
“Heavily hangs the broad sunflower
Over its grave i’ the earth so chilly;
Heavily hangs the hollyhock,
Heavily hangs the tiger-lily.”
—Alfred Tennyson (1809–1892)
“The competent leader of men cares little for the niceties of other peoples’ characters: he cares much—everything—for the exterior uses to which they may be put.... These are men to be moved. How should he move them? He supplies the power; others simply the materials on which that power operates.”
—Woodrow Wilson (1856–1924)