Countertop Petrology and Geochemistry Database

James Madison University

About this Project

 

 

Green Butterfly (aka Verde Butterfly)
"Hand Sample" Image (.jpg)

Modal abundance / mineral assemblage / IUGS name (.xls)

Major and trace element geochemistry (.xls)

Petrographic Images:
(thin section glass is 27mm x 46mm; epoxy contains quartz grains on edges of section)

Full slide in unpolarized light (.jpg)
Full slide under crossed polarizers (.jpg)
Electron microprobe analyses of feldspar compositions (.xls)
Map of feldspar compositional analyses (.jpg)
Outside links to localities and other information about this countertop:

(JMU does not maintain these sites and cannot vouch for the accuracy of claims on these sites)

Video of this countertop (with music!)

Wolf Granite website

marble.com website

 
















 

 

 

 

 

 

 





 

 

 

 

 

 

 


Return to Data
Copyright 2012 by Elizabeth Johnson, Sarah O'Reilly, Eric Pyle.
Last modified June 2013