Ebook: Geology: A Fully Illustrated, Authoritative and Easy-to-Use Guide

This informative guide covers the five billion years of history that have given the earth its present form, including:

The earth's relation to the rest of the universe
The rocks and minerals of which it is made
The effects of glaciers, gravity, volcanoes, and other forces

Illustrated in full color, this guide is valuable for everyone interested in our planet, the ultimate basis of our present society.