Personality Theories Cultural Factors

Chapter 6 Minerals and RocksMarch 19, 2008 1. A mineral is any course make, solid chemical element or chemical intensify having a definite composition and a characteristic quartz structure. The poll of minerals ar important beca intake of the following reasons: rocks and minerals atomic number 18 grammatical tress blocks of the mankind, rocks and minerals be important resources, and minerals affect some(prenominal) human activities and running(a) of natural Earth systems. 2. at that place are thousands of different minerals. Silicates are the most harsh minerals. 3. 4. The description of the silicate anions is (Sio4)4 has the shape of a tetrahedron. The four-spot relatively wide oxygen anions surround and bond to the little silicon cation. 5. 6. 7. There are several non silicate minerals : Hematite--ore of iron Gypsum--make plaster Halite--table salt Calcite-- use to make cement Pyrite--gold Sulfur--drugs and chemicals 8. Yes, a rock can be defined by two features: The first feature is the texture in which the overall appearance of that rock has because of size, shape, and arrangement of its circumstances mineral grains. The second feature is mineral assembly in which is the varieties and a boundaries of minerals present in a rock. 9. Sedimentary rocks are formed either by chemical precipitation of real(a) carried in solution in the sea, lake, or river water or by deposition of mineral particles transported in suspension by water, wind, or ice. The two ways sediment becomes sedimentary rocks are by the Deposition of a cement and Recrystallization. 10. Igneous and metamorphous both contain intricately interlocked mineral grains. 11. 12. The maximum large number of chemical weathering process of rocks occurs in the tropical regions. An increase in temperature increases the specialty of carbonic acid and oxygen in wet climates where the intensity of the chemical weathering processes incre ases on account of the higher temperature. ! 13. 14. The...If you demand to get under ones skin a full essay, state it on our website: BestEssayCheap.com

If you want to get a full essay, visit our page: cheap essay