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The top documents tagged [columbia river basalts]
Chapter 4: Igneous Structures and Field Relationships Figure 4.1a. Calculated viscosities of anhydrous silicate liquids at one atmosphere pressure, calculated
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Greg Retallack - The Once and Future Global Cooling: Lessons from Prehistory
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Magmatism and Tectonics. Basaltic Lava Fountain and Flows – (Hawaii)
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Geologic Overview of the Clackamas Basin Peter Wampler OSU
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Basalt: pl, augite, hypersthene, olivine, spinel (45-52 SiO 2 ) Ultramafic volcanics : komatiite : olivine, high Mg, low Ti kimberlite : olivine, phlogopite,
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Volcanic Hazards 50-60 volcanoes erupt each year! F 2-3 in USA Usually in unpopulated areas, but not always: F Japan F Philippines F Indonesia F Italy
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1 Earth Science, 10e Edward J. Tarbuck & Frederick K. Lutgens
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Chapter 15: Continental Flood Basalts. Large Igneous Provinces (LIPs) l Oceanic plateaus l Some rifts l Continental flood basalts (CFBs) Figure 15-1
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The Dishman Hills: Or How We Learned to Stop Worrying and Love the Rocks
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Columbia River Basalt Flows Icing the Cake. Volcanic Episodes 65 55 45 35 25 15 0 5 Age (Myrs) Western Cascade Arc (37-15 Myrs) Challis Arc (55-42 Myrs)
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Chapters 5 and 6
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