Lithophysa (Thundereggs) Photos
Cochise College
Photos of Rocks       
Igneous Rocks
Geology Home Page
Roger Weller, geology instructor                       

wellerr@cochise.edu    copyright 2011

lithophysae cluster

A lithophysa is a rounded, bubble like spherulite found within obsidian or rhyolite.
The plural of lithophysa is lithophysae.

lithophysae                                                                                                                                          3

Photo is copyright free for non-commercial educational uses. 
Just credit photo to R.Weller/Cochise College.