Barbara Nash

Flow of Andesite Lava part of Petrology:Teaching Examples
The purpose of the exercise is to familiarize igneous petrology students with flow properties of lava, especially viscosity, and to have them consider effects on viscosity due to temperature, crystallinity and ...

Properties of Rhyolite Magma part of Petrology:Teaching Examples
The purpose of the exercise is to acquaint igneous petrology students with properties of silicic magmas, and to emphasize the effect of water content on viscosity of silicic magmas. Students have to determine the ...

Yellowstone Thought Questions part of Petrology:Teaching Examples
These thought questions provide students the opportunity to critically think about features they see on a field trip through Yellowstone National Park.