Geol 2312 Igneous and Metamorphic Petrology. Lecture 1 Introduction to Igneous Petrology and Earth’s Physical and Chemical Structure. Jan. 20, 2009. The Realm of Igneous and Metamorphic Rocks.
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Introduction to Igneous Petrology and Earth’s Physical and Chemical Structure
Jan. 20, 2009
A Fundamental Dilemma to the Study of Igneous and Metamorphic Rocks and the Processes that Create Them
“Study of Rocks formed by the Crystallization of Magma”
What do we want to know about magma?
What do we want to know about crystallization processes?
How do we study igneous rocks to address these questions?
Cobra MELTS Interface
Ghiorso & Sack (1995)
From Winter (2001)
1. Mantle partially melts to make ocean crust
2. Ocean crust melts to make continental crust
3. Island Arcs