'Gautam sen' diaporamas de présentation

Petrology Chapter 8

Petrology Chapter 8. Gautam Sen. Plates & Mid-oceanic Ridges. Types of Spreading Center. Ridge offset by a Transform fault. Overlapping Spreading Center. Relief map of EPR. Continuous Ridge Axis with a small bend. REE in Basalts from MOR & Hawaii.

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540 views • 29 slides

Petrology Chapter 4

588 views • 24 slides

Petrology Chapter-2

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.

450 views • 23 slides

Petrology Chapter 11

Petrology Chapter 11. Gautam Sen. Classification. Alkaline Magma Differentiation. Spitskop Complex, S. Africa. Twin Differentiation Trends. East African Rift Zones. Evolution of Rift System. Ethiopian Flood Basalts. Ignimbrite groups in Ethiopian Traps.

422 views • 22 slides

Petrology Chapter 14

468 views • 16 slides

Petrology Chapter 7

Petrology Chapter 7. Gautam Sen. Melting of peridotite vs. eclogite. Isobaric melting of lherzolite. Compositional Change in Residue. Isotopes, Enrichment & Depletion. Magma composition vs. F, P, T. Stolper (1980) Peridotite melting at 1 atm to 2 GPa. .

293 views • 14 slides