PDF-DECREPITATION CHARACTERISTICS OF IGNEOUS ROCKS F

G SMITH Unfuersity of Toronto Toronto Canada Ansrnect lecrepitation during heating of igneous intrusive rocks is complex but one stage D2 appears to be due to misfit of solid inclusions This stage begins at 6rb g0b in simple granite pegmatite and a. By Mr. Krall. What is a Rock?. A . rock. is a mixture of minerals.. Rocks form and reform through the . rock cycle. . . Lava/Magma. THE ROCK CYCLE. Igneous Rock. Igneous . (. ig. -nee-us) . rock. forms when molten rock cools and solidifies.. Igneous. rocks form from the solidification or crystallization of minerals in molten material.. If the rock form below the Earth’s surface it is considered . magma. Molten rock that hardens on the Earth’s surface is called . Introduction. Igneous Rocks – rocks that appear to have been molten in the past. Molten rock names (based on location). Magma: molten rock found anywhere beneath the earth’s surface. Lava: molten rock that flows out onto the earth’s surface. Syenite, Phonolite, . Ijolite. , Carbonatite, Ultramafic Rocks and Lamprophyre. 2. IUGS Intrusive Igneous Rock Chart . 3. General Intrusive Rocks Classification. . 4. Position on IUGS Diagram. Syenites are on the border between the QAP and the APF triangles. Mineral and Rock Vocabulary. Rock. Rock is a solid mixture of crystals of one or more minerals. Rocks are categorized into 3 types on how they are made. Each rock in each category is classified (named) by its TEXTURE and COMPOSITION. Rocks that crystallized directly from a melt. Igneous rocks . Form as magma cools and crystallizes . Rocks formed inside Earth are called . plutonic. or intrusive rocks . Rocks formed on the surface . Syenite, Phonolite, . Ijolite. , Carbonatite, Ultramafic Rocks and Lamprophyre. 2. IUGS Intrusive Igneous Rock Chart . 3. General Intrusive Rocks Classification. . 4. Position on IUGS Diagram. Syenites are on the border between the QAP and the APF triangles. Molten material (aka magma or lava) cools. . L. ava . above the Earth’s surface. M. agma . below the Earth’s . surface. Where . - . Intrusive . Igneous . Rock. IN. trusive. . – . IN. SIDE . the Earth . 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. There are three different types of rocks . Igneous ,metamorphic , . sedimentry. . I will tell you . information about them. . . Info on the rocks . The igneous rock. The igneous rock can be found in different colours. The igneous rock is formed when magma cools and solidifies, it may do this above . a. metamorphic rock. . b. sedimentary rock. . c. igneous rock. d. sediment. . #1. Which of the following processes is NOT part of the rock cycle?. a. solidification. . b. chiseling. c. erosion. d. metamorphism. S6E5. . Students will investigate the scientific view of how the earth’s surface is formed.. c. Classify rocks by their process of formation. . . Which of these BEST describes the concept of the rock cycle?. Rocks http://www.beg.utexas.edu/mainweb/publications/graphics/granite.htm http://en.wikipedia.org/wiki/File:USDA_Mineral_Sandstone_93c3955.jpg http://www.gccaz.edu/earthsci/imagearchive/gneiss.htm . 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: .