PPT-Special Properties of Minerals

Magnetism Feel Taste Smell Optical Properties Magnetism Lodestone natural compass Magnetite Feel Graphite feels greasy Talc feels soapy Taste Halite is rock salt so it tastes salty. So what is a mineral?. What are the characteristics of all minerals?. Mineral . Characteristics. 1. A mineral occurs naturally.. 2. A mineral is solid.. 3. A mineral has a definite chemical composition.. These notes go on pages 5 and 7 of your INB!. http://www.mii.org/www.mii.org. General Facts about Minerals. Between 2 - 3,000 have been identified. A few are . “native elements” . -- made of only one element, such as sulfur, gold. copper, and graphite (carbon). UNIT -4. They assist in the identification of minerals – . study their optical properties under the microscope. . . Minerals . are inorganic chemical compounds having a certain lattice shape, size and symmetry, being a result of the geometrical arrangement of the constituents (chemical elements such as Si, Al, O, . 1) Rocks cannot be made of organic material. 2) Luster is classified as metallic and non-metallic. 3) Scientist use tests to identify minerals. 4) Minerals that make up rocks can be mined as ores. 5) A liquid or gas can be classified as a mineral. Chapter 5. Minerals of Earth’s Crust. Chapter. 5. Standards. SES3d. Explain . the processes that transport and deposit material in terrestrial and marine sedimentary basins, which result, over time, in sedimentary rock. . 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. …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 . Standard: S6E5b. Investigate the contribution of minerals to rock composition.. There are five characteristics of a mineral. F. ive characteristics. . of a mineral:. Solid—A mineral is always a solid, with a definite volume and shape.. A pure substance, such as a mineral, can be identified from observations and tests performed to determine its physical properties. These properties are based on the unique structure of the substance.. 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. A. Definition – four part definition. . . Naturally occurring. . . Inorganic substance (non-living). . . Crystalline solid. . . Definite chemical composition.  .  .  . There are substances that meet 3 of the 4 criteria, and are called . What is a Mineral?. Must be a solid.. Must occur in nature.. Must have a definable chemical composition (. NaCl. ).. Must have a crystalline structure.. Must be inorganic.. Video: . http://www.youtube.com/watch?v=rTXSwnkieZc. What do good scientists do?. GOOD SCIENTISTS…. work together and share their information.. observe carefully.. record their observations.. learn from their observations and continue to test, examine, and discuss.. 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 .