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


last edited:  11/10/16    number of photos:  17
A monzonite is a coarse-grained igneous rock with nearly
equal amounts of plagioclase and orthoclase feldspars. 
Mineralogically, it falls between a syenite and a diorite. 
If quartz makes up more than 2% of the volume of the rock,
it is a quartz monzonite.

quartz monzonite porphyry:  1  2
monzonite porphyry:  1  2
Texas Canyon quartz monzonite porphyry:  1  2  3
  4  5  6  7  8  9  10  11  12  13


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