3D Crystal System Models Click on each system for interactive and downloadable 3D models Monoclinic Triclinic Isometric Tetragonal Orthorhombic Hexagonal (and Trigonal) Share this: Click to share on X (Opens in new window) X Click to share on Facebook (Opens in new window) Facebook Click to share on LinkedIn (Opens in new window) LinkedIn Click to share on Reddit (Opens in new window) Reddit