PPT-FOLIATION

Lemuel Libres Lopez Sta Mae Banjal Sajed FOLIATION common to rocks affected by regional metamorphic compression typical of orogenic belts characteristic of metamorphosed rocks in which minerals are aligned in one direction so that the rock can readily be split into thin . Acosta, Ariel Austin A.. De Asis, Deanne. Garcia, Marie Ann. SHEAR. Response of to deformation usually by compressive stress.. Forms particular texture.. Can be . homogenous . or . non-homogeneous. .. Legendrian Knots. Y. . Eliashberg. , M. Fraser. arXiv:0801.2553v2 [math.GT]. Presented. . by . Ana Nora Evans. University of Virginia. April 28, . 2011. I don’t even know what a knot is!. TexPoint fonts used in EMF. . Foliated . textures. Texture refers to the size, shape, and arrangement of grains within a rock. Foliation. – any planar arrangement of mineral grains or structural features within a rock. Examples of foliation. GLY 2010 - Summer 2016 - Lecture 11. 2. Metamorphism. The mineralogical, chemical, and structural adjustment of solid rocks to physical and chemical conditions. 3. Metamorphic Rock. Any rock derived from pre-existing rocks by mineralogical, chemical, and/or structural changes, essentially in the solid state . Bell ringer: . Looking at the pictures, what do you think metamorphic rocks are? . What are Metamorphic Rocks? . Metamorphism means “to change form”.. Metamorphic rocks are rocks that form when . Legendrian Knots. Y. . Eliashberg. , M. Fraser. arXiv:0801.2553v2 [math.GT]. Presented. . by . Ana Nora Evans. University of Virginia. April 28, . 2011. I don’t even know what a knot is!. TexPoint fonts used in EMF. . Acosta, Ariel Austin A.. De Asis, Deanne. Garcia, Marie Ann. SHEAR. Response of to deformation usually by compressive stress.. Forms particular texture.. Can be . homogenous . or . non-homogeneous. .. Which is it?. Metamorphic. Stripes or bands of color. Same colored crystal. Mica flakes (Gold or silver glitter). Layers (Foliation). Igneous. Glassy. Gas Holes. Different Color Crystals. Sedimentary. Y. . Eliashberg. , M. Fraser. arXiv:0801.2553v2 [math.GT]. Presented. . by . Ana Nora Evans. University of Virginia. April 28, . 2011. I don’t even know what a knot is!. TexPoint fonts used in EMF. . Y. . Eliashberg. , M. Fraser. arXiv:0801.2553v2 [math.GT]. Presented. . by . Ana Nora Evans. University of Virginia. April 28, . 2011. I don’t even know what a knot is!. TexPoint fonts used in EMF. . Metamorphism. Causes of Metamorphism. Elevated T & P. Fluids (H2O, CO2, CH4, etc.). Directed Stress. Types of Metamorphism. Regional: occur along convergent plate boundaries.. Contact: occurs along margin of a magma intrusion.. BSc 4. th. . Semester . (. OPEN ELECTIVE). Other than Geology Main students . Dr Abdullah Khan. Associate Professor. Department of Geology, AMU, Aligarh. FOLDS . Folds are regular wavelike undulations of layers or surfaces present in the rocks. .