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Unformatted text preview: with water Hot gases Lava Flow Pyroclastic/ash flow Explosive blast Hot gases Mudflow Explosive blast Hot gases Pyroclastic/ash Mudflows (lahars) Composition Ca, Fe, Mg Intermediate Si, Na, K Type of mineral Diorite (c) and Basalt (f) Gabbro (c) and Andsite (f) Granite (c) and Rhyolite (f) How to Name a Rock Igneous Rocks Formation Magma/Lava or Pyroclastic Material Igneous Rocks Texture (First Name) Minerology (Last Name) Formation Intrusive texture s Extrusive Textures Mafic (Dark in Color) Felsic (Light in color) Intermediate (grey) Ultramafic ( black and green) Magma/lav a Pyroclastic material Pegmati te (slow cooling with water) Coarse (slow cooling) Vesicula r (Holes) Glassy (obsidia n) Fragmental (big chunks) Silicates (based on arrangement) Silicate ISOLATED SINGLE DOUBLE SHEET FRAMEWO Group CHAIN CHAIN RK MINERAL OLIVINE PYROXEN E AMPHIOBL E MICA FELDSPAR...
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This note was uploaded on 05/17/2011 for the course GLG 111 taught by Professor Kuentz during the Spring '05 term at Miami University.
- Spring '05