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Countertop Petrology and Geochemistry Database


The Department of Geology and Environmental Science at James Madison Universityrecently renovated our Mineralogy/Petrology classroom. Rather than put in standard lab counters,our department obtained leftover countertop materials from a nearby commercial supplier. We have 10 different rocks, and created 2 desks from each rock type for a total of 20 desks in the classroom. These rocks are decidedly non-local, but should be widely available in home improvement stores and countertop dealers. We realized that professors and teachers around the country could have access to these rocks, and that our data and exercises for these samples could be useful to others! Thus, the countertop database was born.

It cost about $31 per square foot, plus the cost of labor, to install these countertops. This is roughly comparable to the cost of installing standard black chemical-resistant lab countertops. If you anticipate a classroom renovation in the future, it is definitely worth looking into the option of using stone.

Even if a renovation isn't in your future, countertop and building stones are fun to use in the classroom, and certainly many others have developed exercises based on such materials (if you are one of these folks, please let us know and we'll link to you!). You can likely get small samples or discards from building suppliers for little or no cost. We look forward to hearing about successful countertop experiences at other schools.


Header Photo: Clinopyroxene and olivine crystals in Eocene basalt from Highland County, VA. 

© 2017 by Liz Johnson. Proudly created with Wix.com

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