Perlite Photos               
Cochise College
Photos of Rocks
Igneous Rocks
Geology Home Page
Roger Weller, geology instructor               


last edited:  11/15/16    number of photos:  14
Perlite is a light-colored volcanic glass that has an abundance                                       
of curved fractures.  Included within some perlites are dark,
solid nodules of obsidian, commonly referred to as Apache tears.


perlite and Apache tear:  1  2  34  5  6  7  8  9  10
perlite from California:  1  2  3  4

Photos are copyright free for non-commercial educational uses. 
Just credit photos to R.Weller/Cochise College.
copyright 2016-R.Weller