PPT-Unit 2a: minerals & rocks: MINERALS

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 LogyStudy because . 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 . Granite, Alkali Feldspar Granite, Granodiorite, Quartz Monzonite, and Monzonite. 2. IUGS Intrusive Igneous Rock Chart . 3. “Granite”. Rocks in this lab are plutonic. They formed by very slow cooling and show corresponding large crystals. Rocks are classified by how they are formed, their composition, and texture. Rocks change over time through the rock cycle. TYPES OF ROCKS. ROCKS ARE DIVIDED INTO THREE GROUPS BASED ON HOW THE ROCKS . 2 – Soil. 3 – Landscape. Lithosphere. Lithosphere. The lithosphere is a rigid . part of the earth . that includes the earth's crust and part of the upper mantle . Ex. . Mountains, plains, volcanoes, etc.. 2 – Soil. 3 – Landscape. Lithosphere. Lithosphere. The lithosphere is a rigid . part of the earth . that includes the earth's crust and part of the upper mantle . Ex. . Mountains, plains, volcanoes, etc.. 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. 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- . excludes synthetic minerals. inorganic. non living processes form them. chemically specific. has a unique proportion of elements. crystalline solid. atoms are arranged in specific 3-D patterns. Definition:. Science Question. . . On Mars, billion-year-old sedimentary rocks containing clay minerals are key indicators of ancient habitable environments and may preserve organic compounds. On Earth, where plate tectonics drives the burial and heating of rocks, clay minerals are transformed into new minerals, influencing organic preservation, and impacting global geochemical cycling of carbon, oxygen, and water. Mars lacked plate tectonics for much of its history, but data from Mars Science Laboratory Rover, . Metamorphic ROCKS. Geo 281: geology for engineers. Geology and Geophysics Department. King Saud University. What is metamorphism. Metamorphism . is the . transformation of . one rock type into another.. 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. January 2013. 3-1 What are rocks?. Rocks in Earth’s Crust. Petrologists. study rocks & minerals.. Rocks are made of minerals (2000). . Classification of Rocks. Classification is the grouping of things that are alike.. 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.