Chapter 12 - Layered Mafic Intrusions - Faculty web pages

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$Math 361 Problem Set #5 Due 5 October 2012 - Faculty web pages$

$Math 362 Problem Set #9 â€“ Solution 27 April 2012 - Faculty web ...$

The Stillwater Complex, Montana Figure <strong>12</strong>-8. After Wager and Brown (1968) <strong>Layered</strong> Igneous Rocks. Freeman. San Francisco.
Basal Series Stratigraphy a thin (50-150 m) layer of norites and gabbros Ultramafic Series base = first appearance of copious olivine cumulates (phase layering) Lower Peridotite Zone 20 cycles (20-150 m thick) of macrorhythmic layering with a distinctive sequence of lithologies The series begins with dunite (plus chromite), followed by harzburgite and then orthopyroxenite Upper Orthopyroxenite Zone is a single, thick (up to 1070 m) layer of cumulate orthopyroxenite
Page 1 and 2: Chapter 12: Layered Mafic Intrusion
Page 3 and 4: Layering layer: any sheet-like cumu
Page 5 and 6: Graded Layers Figure 12-2. Modal an
Page 7 and 8: Layering (or stratification) 2) Pha
Page 9 and 10: The Bushveld Complex, South Africa
Page 11 and 12: The Merensky Reef ~ 150 m thick seq
Page 13: Also note: Cryptic layering: : syst
Page 17 and 18: The Skaergård rd Intrusion E. Gree
Page 19 and 20: Stratigraphy Skaergård rd subdivid
Page 21 and 22: The Processes of Crystallization, D
Page 23 and 24: Density currents Cooler, heavy-ele

Chapter 12 - Layered Mafic Intrusions - Faculty web pages

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