PPT-1 Petrology Lecture 11

Metamorphic Facies GLY 4310 Spring 2017 2 Alternative Assemblages Oslo MgSiO 3 CaAl 2 Si 2 O 8 CaMgSi 2 O 6 Al 2 SiO 5 En An Di And. EENS 2120 Petrology Prof. Stephen A. Nelson Tulane University Magmatic Differentiation related to the same magmatic event. Evidence fo ess that causes magma magmatic differentiation. 1.Distinct melti LIN SUTHERLAND Mineralogy and Petrology Section, Australian Museum, 6 College Street, Sydney, N.S.W. 2000, Australia ROBERT R. COENRAADS Association of Australia (N.S.W. Division), 24 Wentworth Avenue Gautam Sen. Flood Basalts & Hot Spot Tracks. “Plume Heads & Tail” Model. Central Atlantic Magmatic Province (CAMP). Flood Basalts & Mass Extinctions. Columbia River Basalt. FeO* & TiO. of Metamorphic Petrology Data. Patrick West. 1 (. westp@. rpi.edu. ). , . Peter Fox. 1(. pfox@cs.rpi.edu. ). , Frank Spear. 2. (. spearf@rpi.edu. ). ,. Sibel. Adali. 3. (. sibel@cs.rpi.edu. ). , Cam Le Nguyen. Igneous Structures and . Field Relationships. GLY 4310 - Spring, 2016. 2. Viscosity and Temperature. Anhydrous rhyolitic magma . 1400. °. C - 10. 5. poise. 1000. °. C - 10. 8. poise. 3. Viscosity and Composition. Mid-Ocean Ridge Volcanism. GLY 4310 - Spring, 2016. 2. MOR System. 3. MOR Spreading Rates. 4. Oceanic Crust Cross-Section. Figure 13-5 . Modified after Brown and . Mussett. (1993) . The Inaccessible Earth: An Integrated View of Its Structure and Composition. Chapman & Hall. London.. Oceanic Intraplate Volcanism. GLY 4310 - Spring, 2017. 2. Hot Spots, Trails, and . Aseismic Ridges. Figure 14.1. . Map of relatively well-established hotspots and selected hotspot trails (island chains or aseismic ridges). Hotspots and trails from Crough (1983) with selected more recent hotspots from Anderson and Schramm (2005). Also shown are the geoid anomaly contours of Crough and Jurdy (1980, in meters). Note the preponderance of hotspots in the two major geoid highs (superswells).. Mid-Ocean Ridge Volcanism. GLY 4310 - Spring, 2017. 2. MOR System. 3. MOR Spreading Rates. 4. Oceanic Crust Cross-Section. Figure 13-5 . Modified after Brown and . Mussett. (1993) . The Inaccessible Earth: An Integrated View of Its Structure and Composition. Chapman & Hall. London.. Classification and Nomenclature of Igneous Rocks. . GLY 4310 - Spring, 2017. 2. Igneous Textures. Phaneritic:. Crystals are readily visible with the unaided eye.. Aphanitic:. Crystals, if present, are too small to be seen with the unaided eye.. GLY 4310 - Spring, 2018. 2. Hot Spots, Trails, and . Aseismic Ridges. Figure 14.1. . Map of relatively well-established hotspots and selected hotspot trails (island chains or aseismic ridges). Hotspots and trails from Crough (1983) with selected more recent hotspots from Anderson and Schramm (2005). Also shown are the geoid anomaly contours of Crough and Jurdy (1980, in meters). Note the preponderance of hotspots in the two major geoid highs (superswells).. Introduction to Petrology Francis 2014 Introductory Petrology EPSC-212B Don Francis: Room: F.D.A. 316, donald.francis@mcgill.ca Documents : www.eps.mcgill.ca /~c212 1. Igneous . GLY 4310 - Spring, 2020. 2. Igneous Textures. Phaneritic:. Crystals are readily visible with the unaided eye.. Aphanitic:. Crystals, if present, are too small to be seen with the unaided eye.. Fragmental: . . Study . rocks and . minerals. Do geological . field . work. A Little Bit About . Me …. Professor Bob Dymek. Central Kansas. SE Missouri. Virginia. Adirondacks. Labrador. NW Territories. Québec. GLY 4310 - Spring, 2020. 2. Norman Levi Bowen. Canadian geologist who was one of the most important pioneers in the field of experimental petrology . Widely recognized for his phase-equilibrium studies of silicate systems as they relate to the origin of igneous rocks.