sillimanite Definition

gneiss, gneisses, isograd, bucholzite, andalusite, omphacite, amphibole group, saussurite, staurolite, meionite, feldspathoid, chondrodite, pargasite, miascite, knebelite, euclase, okenite, cyclosilicate, ekebergite, hyalophane, mispickel, nephelinite, kerolite, septarium, babingtonite, pigeonite, gismondine, stilpnomelane, mullite, melilite, menaccanite, hauerite, ripidolite, chemical formula, mussite, phillipsite, cancrinite, lanarkite, hausmannite, thortveitite, baddeleyite, libethenite, pyrosmalite, conite, grossularite, fergusonite, felstone, anorthoclase, pectolite, gmelinite, jamesonite, lazulite, calaverite, stephanite, feldspar, ytterbite, alstonite, ditroite, mineral, niobite, karpholite, dyscrasite, liroconite, pyrophyllite, ilmenite, volborthite, hydromagnesite, senarmontite, boltonite, warwickite, bismuthinite, tyrolite, eucrite, kyanite, ullmannite, biotite, gahnite, euxenite, eschynite, tungstite, edingtonite, skutterudite, bismuthite, aurichalcite, linnaeite, torbernite, tephrite, brochantite, cimolite, zincblende, germanite, blue john, dufrenite, tephroite, kernite, strontianite, phenakite, triplite, helvite, corundom,