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Mineral - Wikipedia, the free encyclopedia
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A rock is (generally) a natural solid composed of multiple crystals of one or more minerals. Although many rocks contain visible crystals of individual minerals, a rock itself does not have an overall crystalline structure.
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Comprehensive information about the many types of minerals in the world. ... Choose a letter of the alphabet from the above list, and the minerals will be listed that begin with that letter. Or see this list of ALL of our minerals in alphabetic order on a single long page.
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Choose a letter of the alphabet from the above list, and the index list on the left will change to the list of minerals that begin with that letter. You may adjust the width and height of this window by using the border to the left or top.
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Minerals are elements that originate in the Earth and cannot be made by living organisms. Plants obtain minerals from the soil, and most of the minerals in our diets come directly from plants or indirectly from animal sources.
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Minerals are the building blocks of rocks. There are many different types of minerals. All of them are solid and all are made of atoms of elements. ... Minerals can grow even though they are not alive. Most minerals grow into crystal shapes if they have enough space. But there are often so many different crystals growing...
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