The chemical compositions of the final crystals, whichare composed of diopside and richterite, of this type glass-ceramics are almost the same as thoseof the parent glass.
5Si4O10F2、Cao·MgO·2SiO2、K2CaMg5Si8O22F2，最终析出晶相总的化学组成和母相玻璃的成份接近，由透辉石CaO·MgO·2SiO2和碱镁闪石K2CaMg5Si8O22F2组成。