AFM Projection 3D Movie

David Hirsch
WWU Geology
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Initial Publication Date: February 4, 2005


Animated demonstration of AKFM to AFM projection using 3D flythrough of the AKFM tetrahedron, with narration. This is a Quicktime movie.

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This is used for the metamorphic portion of our Igneous and Metamorphic Petrology course.

Skills and concepts that students must have mastered

Students should understand the basics of phase diagrams and ternary plotting. This is probably best shown following a brief lecture description of projection.

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Description of the activity/assignment

This is a lecture resource, useful in getting across the three-dimensional problem of projection and explaining why biotite can plot below the F-M join in an AFM diagram.

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