Indicolite Schorl Dravite Achroite
Watermelon Dravite Schorl Rubelitte
Diffraction Chatoyancy Dispersion Refraction
Hematite Opal Rutile Spinel
Indicolite Rubellite Dravite Achroite
Corundum Iolite Watermelon Tourmaline Peridot