Prisms
thingiverse
Dr. Franek Hasiuk's GeoFabLab, part of the Department of Geological and Atmospheric Sciences at Iowa State University, has created Prism Mineral Models using AutoDesk 123D software.
Download Model from thingiverse
With this file you will be able to print Prisms with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on Prisms.