Marcasite Photos  
Cochise College               
Photos of Minerals
Geology Home Page

Roger Weller, geology instructor     copyright 2010-R.Weller 

marcasite crystals-1
Marcasite has the same chemical composition as pyrite, iron sulfide, but unlike pyrite
(which is Cubic), marcasite is Orthorhombic. 


marcasite                                                                                                                                       023a
Photo is copyright free only for non-commercial educational uses.
Just credit photo to R.Weller/Cochise College.

Specimen from the Cochise College collection