Cochise College - a source of geological educational resources

quick, easy access to information and views on crystals plus links to articles and videos

fluorite crystals 

 Also visit: Cochise College Geology Home Page -a source of all things geological
for educators and students
 Roger Weller, geology instructor ( 
 last edited:  11/20/15  

   Photos of Crystals and Crystal Models
   394 views of wooden crystal models and their real mineral counterparts

scalenohedron crystal model  

calcite crystal

    How to Grow Crystals
instructions on methods to grow crystals, plus introductory crystallography, and videos

potassium alum crystal

     Drawings of Twinned Crystals
     371 line drawings of twinned crystals

     Systematic Mineralogy Textbook, 1881
     by Hilary Bauerman, 383 pages
 sections on crystallography plus cleavage, hardness, etc.