Onyx -black, hard
Martinse (MAHR-tense) -hard, indigomaterial
Piole (pee-OHL) -hard, orangish material
Valsigon (voll-sig-onn) -a light, but not pale, shade of green. softer than other kinds, but harder than gold
Ostite (ohs-tight) -hard like bone and is a shade of grey