PPT-Minerals and Energy Resources

A homogenous naturally occurring substance with definable internal structure is called mineral Mode of occurrence of minerals 1 In igneous and metamorphic rocks The smaller occurrences are called veins and the larger occurrences are called lodes They are usually formed when minerals in liquidmolten and gaseous forms are forced upwards through cavities towards the earths surface Examples tin copper zinc lead etc. Precambrian . Sheild. Is the most stable rock in Canada (is in Northern Canada). Was formed when two continents collided causing volcanoes to erupt and lava to build up. The tops of the mountains were worn down causing those minerals to stay there. 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, . Chapter 2.2. Definition of a Mineral. Naturally occurring- . which means minerals are not a man-made substance. . Solid at normal temps on the Earth’s surface. - What about ice? Glaciers?. Orderly Crystal Structure- . Vitamins and Minerals. Sodium:. Functions. Fluid and electrolyte balance. .. Associated with blood pressure and pH balance . in the body.. Required for nerve impulse transmission. .. Assists in the transport of certain nutrients . GLY 4310 . Spring, 2016. 2. Crustal Chemistry. The earth’s crust is composed of three common elements, on an atom percent basis. Oxygen, 62.5%. Silicon, 21.2%. Aluminum, 6.47%. Silicates are the most common minerals on the planet. GLY 4310 . Spring, 2017. 2. Crustal Chemistry. The earth’s crust is composed of three common elements, on an atom percent basis. Oxygen, 62.5%. Silicon, 21.2%. Aluminum, 6.47%. Silicates are the most common minerals on the planet. . Lenisse. . Guimaraes. What are conflict minerals?. Conflict minerals, as defined . by the federal agency of . Securities and Exchange Commission (SEC) rules, is a broad term which means . columbite.  . Minerals play an important role in forming rocks and shaping Earth’s surface. When humans began making tools out of iron great progress was made in advancing the world through industries Below is a timeline showing how the value and uses of minerals have changed over time .. 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 . 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 . 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- . Rocks and Minerals. A rock is any solid mass of mineral, or mineral-like, matter that occurs naturally as part of our planet. . Most rocks, like the common rock granite, occur as aggregates of several different minerals. . properties. Classification of Minerals. Metallic Ferrous. . Non-ferrous. . Precious. Non-metallic. Energy Minerals. CLASSIFICATION OF MINERALS. METALLIC. ENERGY. NON - METALLIC. FERROUS. PRECIOUS.