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Petrology Chapter-2 Gautam Sen

Petrology Chapter-2

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Petrology Chapter-2. Gautam Sen. Nature of Magma. Atomic Structure of Silicate Melt. Magma Viscosity. Magma Types & their Viscosities. More viscosity. Densities of magmas. Density-Viscosity-Depth. Experimental Crystallization of tholeiitic basalt at 1 atm. Undercooling & nucleation. - PowerPoint PPT Presentation

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Page 1: Petrology Chapter-2

Petrology Chapter-2Gautam Sen

Page 2: Petrology Chapter-2

Nature of Magma

Page 3: Petrology Chapter-2

Atomic Structure of Silicate Melt

Page 4: Petrology Chapter-2

Magma Viscosity

Page 5: Petrology Chapter-2

Magma Types & their Viscosities

Page 6: Petrology Chapter-2

More viscosity

Page 7: Petrology Chapter-2

Densities of magmas

Page 8: Petrology Chapter-2

Density-Viscosity-Depth

Page 9: Petrology Chapter-2

Experimental Crystallization of tholeiitic basalt at 1 atm

Page 10: Petrology Chapter-2

Undercooling & nucleation

Page 11: Petrology Chapter-2

Cooling Rate vs. Sequence

Page 12: Petrology Chapter-2

CSD: Crystal Size Distribution

Page 13: Petrology Chapter-2
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Pa hoe hoe & Aa Lava

Page 17: Petrology Chapter-2

Explosive eruptions

Page 18: Petrology Chapter-2

PyroclasticDeposits

Page 19: Petrology Chapter-2

Intrusions

Page 20: Petrology Chapter-2

Intrusions

Page 21: Petrology Chapter-2

Modal classification of Coarse-grained Rocks

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QAPFClassification

Page 23: Petrology Chapter-2

Alkali-silica classification