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Magma Viscosity, Volatile Content, Partial Melting, and Mixing - Igneous Petrology

GEO GIRL via YouTube

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Overview

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This course explains how magma composition, volatile content, temperature, viscosity, and density influence volcanic explosivity and magma behavior. It also covers partial melting, fractional crystallization, magma assimilation, and magmatic mixing.

Syllabus

Felsic vs mafic magmas
How volatiles affect volcanic explosivity
How volatiles affect viscosity and vice versa
what happens when you blow bubbles in viscous materials?
What controls viscosity?
How magma density affects eruptions
Partial melting of magmas
Fractional crystallization of magmas
Magma assimilation & mixing
Upcoming videos!

Taught by

GEO GIRL

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