Transcription of Rocks & Minerals
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Rocks & MineralsIntroductionAtoms & ElementsMineralsIgneous RocksSedimentary RocksMetamorphic RocksThe Rock CycleGeology of Mineral ResourcesSummaryThis curious world we inhabit is more wonderful than convenient; morebeautiful than it is useful; it is more to be admired and enjoyed than David ThoreauMy words are tied in one, with the great mountains, with the great Rocks ,with the great trees, in one with my body, and my Indian Prayer2 Introduction Understanding the composition of Rocks on other planetsprovides clues to the geologic development of thoseplanets. Rocks analyzed during NASA's Pathfinder expedition toMars were found to be similar to common Rocks on NASA s Pathfinder spacecraft landed on Mars on July4, 1997, it released a "rover," a small vehicle called Sojourner(Fig.)
5 Atoms & Elements • Rocks are made up of minerals. • Minerals are composed of elements. • Elements can be separated into atoms. • Atoms are composed of protons, neutrons, and electrons. • Each element has a unique atomic number that represents the number of protons in its nucleus. • Elements in the foods we eat originate in the rocks of Earth's crust.
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