Lifaha tsa khalase hangata li na le maemo a thata a 6-7. Lifaha tsa khalase tse khanyang tse rekisoang lebenkeleng la rona li entsoe ka-ka thepa ea boleng bo holimo, e nang le likaroloana tse chitja tsa kristale tse tšoeu tse tšoarellang le tse tiileng. Ba fana ka matla a ho hatella ho fihlela ho 3300 F le ho hanyetsa mollo ho fihlela ho 800℃, ho netefatsa ts'ebetso e tsitsitseng libakeng tse sa tšoaneng. Lifaha tsena tsa khalase ha li na boima bo itekanetseng feela empa hape ke lik’hemik’hale tse se nang kotsi, tse etsang hore li bolokehe ’me li tšepahale.
