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soil is the basis for life as it is the foothold for plants on which other lives are dependent. In any ecosystem,... Read More >>
Learn about crystals, what they are, how they are formed, and what they can be used for. Read More >>
This book deals with the effect of bentonite clay on carbon and nitrogen mineralization from different organic... Read More >>
Among rock-forming minerals, the colorful tourmaline group is a favorite of both mineral collectors and gemologists.... Read More >>