geology, minerals, weather,...
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Introduction to Minerals
○ 5 citeria: solid, naturally occurring, inorganic, fixed chemical formula, specific atomic arrangement
-- igneous, granite, speckle, quartz, biotite mica, plagioclase feldspar, fluorite, talc, selenite gypsum, pyrite, silicate, bituminous, sulfur, halite
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Landscapes and Drainage Patterns
-- plain, humid, arid, jagged, drainage, dentritic, radial, annular, lush, precipitation, abrasion
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