Nucleating wothandizira amalimbikitsa utomoni kuti ukhale wonyezimira popereka phata la kristalo ndikupanga kapangidwe kambewu ka kristalo kukhala bwino, motero kumapangitsa kukhazikika kwa zinthuzo, kutentha kupotoza kutentha, kukhazikika kwagawo, kuwonekera komanso kuwala.