PPT-Unit 2C: minerals & rocks:

SEDIMENTARY ROCKS Geo 281 geology for engineers Geology and Geophysics Department King Saud University What are Sediments Sediments are loose Earth materials unconsolidated materials such as sand . Metamorphic Rocks . Are Composed of Sedimentary, Igneous, or Metamorphic Minerals that Have Recrystallized.. Marble from Carrara, Italy. Pre-existing sedimentary, igneous, or metamorphic rock changed to a new assemblage of minerals. . Planet Earth. Unit 5 . Topic 1 - Minerals. Minerals. Rocks contain naturally . occurring, . non-living . minerals. Most . minerals are rare and can be . elements.  (. pure substances. ) or.  . compounds . UNIT . - . 6. What is Metamorphism. Metamorphism. (from the Greek words for “changing form”) is the process by which rising temperature and changes in other environmental conditions transform rocks and minerals. Color . Texture. Light. Dark. Fine. Coarse . Igneous rocks are classified according to their. . origin. , . texture. , and . mineral composition. .. Origin . D. id it harden inside the earth or on the earth’s surface?. All rocks are made up of 2 or more of these minerals. . Minerals are not rocks!. Silicon and oxygen are the most abundant elements in the crust and in minerals. Oxygen is the most abundant element in minerals. a. metamorphic rock. . b. sedimentary rock. . c. igneous rock. d. sediment. . #1. Which of the following processes is NOT part of the rock cycle?. a. solidification. . b. chiseling. c. erosion. d. metamorphism. What are minerals?. Common rock-forming minerals. Physical properties of minerals. Basic rock types. The rock cycle. Minerals . Natural . Solid. Atoms arranged in orderly repeating 3D array: . crystalline. naturally. existing . chemical compounds.. 2)Minerals can be identified by their . physical properties. .. 3)What are the four characteristics of a mineral?. Naturally occurring. Crystal Structure/Chemical Substance. …the same type of mineral! They are examples of quartz!!. Haha! Tricked you! These are all…. There are over 3000 types of minerals in the Earth’s crust. As you could see with the quartz, often times even the . Mineral Characteristics. What is a mineral?. Naturally . occuring. Not . man-made. (synthetic) or biologically produced. . Pearls, . styrofoam. , charcoal are not minerals. Inorganic. Not formed from processes involving organisms (living or once living). What makes minerals and rocks ?. Fe, Mg, Si, O, K. chemical compounds. igneous, sedimentary, metamorphic . silicon (Si). oxygen (O). iron (Fe). quartz. orthoclase. biotite. granite. sandstone. gneiss. SCience. Mineral Qualities. What is a mineral?. To be a mineral a substance must have ALL of the following qualities. occur naturally. - . formed by nature, not by man. form from an inorganic process- . Geo 281: geology for engineers. Geology and Geophysics Department. King Saud University. Minerals: Building. Blocks of Rocks. We begin our discussion of Earth . materials with . an overview of . mineralogy (mineral = mineral and Logy=Study) because . Background Information!. The Earth’s crust is made of mostly rocks and soil.. The rocks are made of different combinations of . minerals.. Minerals . are made of . elements. . (. Remember an element .