Rocks, like airplane flight recorders,store in their interior very useful information about what has happened in the past. Whether forming caves in the middle of mountains, mixed among folds, or lying at the bottom of lakes and oceans, stones are everywhere,and they hold clues to the past. By studying rocks, we can reconstruct the history of the Earth.
Rocks and Minerals - A Guide to Minerals, Gems, and Rocks
A guide to identifying rocks and minerals, and an explanation of their importance in our daily lives. Lavishly illustrated and clearly written, the Golden Guides were the most popular and revered series of science and nature books for young people ever published, inspiring many a future scientist.
Here is a spectacular guide to the amazing world beneath our feet. Color photographs of rocks, fossils, minerals, precious metals, crystals, jewels and gemstones give the reader a unique insight into the evolution and composition of the Earth. See rocks that have come from outer space, stalactites as old as dinosaurs, and nuggets of gold, silver and platinum. Learn what the Earth is made of, how its rocks were formed, and how diamonds and precious stones are cut and made into jewelry. Discover how prehistoric animals are preserved today as fossils, how volcanoes work, how minerals and metals are mined and how pebbles on the seashore are worn down into sand, and much, much more.
Soil Essentials - Managing your Farm's Primary Asset
Soil Essentials is a practical reference for farmers and land managers covering soil issues commonly encountered at the farm level. Written in a straightforward style, it explains the principles of soil management and the interpretation of soil tests, and how to use this information to address long-term soil and enterprise viability. This book demonstrates how minerals, trace elements, organic matter, soil organisms and fertilisers affect soil, plant and animal health.
