Advanced Modeling Programs: Perplex part of Integrating Research and Education:Teaching Phase Equilibria
Dave Hirsch, Western Washington University, with reference to Julie Baldwin's THERMOCALC page What is Perplex? Perplex is a thermodynamic calculation package suitable for rapidly creating phase diagrams of ...

Activity Models part of Integrating Research and Education:Teaching Phase Equilibria
Dex Perkins, University of North Dakota; Andrea Koziol, University of Dayton; and Dave Mogk, Montana State University Introduction Minerals may have many different compositions in nature and, therefore, the ...

Binary Phase Diagrams part of Integrating Research and Education:Teaching Phase Equilibria
Click on an image or the link in the caption, and a PDF file of the diagram will download to your computer. Some of the PDF files are animations -- they contain more than one page that can be shown in sequence to ...

Clapeyron Equation part of Integrating Research and Education:Teaching Phase Equilibria
Andrea Koziol (University of Dayton) and Dexter Perkins (University of North Dakota) The Clapeyron equation (also called the Clausius-Clapeyron equation) relates the slope of a reaction line on a phase diagram to ...

P-T-t Paths part of Integrating Research and Education:Teaching Phase Equilibria
Donna Whitney, University of Minnesota What is a P-T-t path? Metamorphism is a dynamic process, involving changes in temperature ± pressure through time. The pressure (P) - temperature (T) - time (t) path of ...

Gibbs' Phase Rule: Where it all Begins part of Integrating Research and Education:Teaching Phase Equilibria
David Mogk, Montana State University Introduction Minerals are the monitors of the physical and chemical conditions under which they formed. The occurrences of minerals, their parageneses (stable associations), ...

Method of Schreinemakers -- A Geometric Approach to Constructing Phase Diagrams part of Integrating Research and Education:Teaching Phase Equilibria
Dexter Perkins, University of North Dakota and Dave Mogk, Montana State University If you would like an 13-page long summary of the information presented on this page, perhaps to use as a class handout, click link ...

Part 2 - Volcano morphologies part of Integrating Research and Education:EarthChem:Central America Volcanoes
Now you'll make a series of plots using the data from the downloaded Excel file which focus on the heights and volumes of the volcanoes along the Central American arc, and their relation to variations in ...

Mineral Formulae Recalculation part of Integrating Research and Education:Teaching Phase Equilibria
John Brady, Smith College and Dexter Perkins, University of North Dakota What is it? Chemical analyses for silicate minerals are commonly reported in weight percentages of the oxides of the elements determined. ...

X-ray reflection in accordance with Bragg's Law part of Integrating Research and Education:Geochemical Instrumentation and Analysis
Darrell Henry, Louisiana State University Nelson Eby, University of Massachusetts - Lowell John Goodge, University of Minnesota - Duluth David Mogk, Montana State University When a crystal is bombarded with X-rays ...