Yttrium (okiside yttrium, Y2O3) itajegajega zirconiya (zirconium dioxide, ZrO2) itangazamakuru risya rifite ubucucike bukabije, super hardnes hamwe nubukomere buhebuje bwo kuvunika, bigafasha kugera ku ntera nziza yo gusya ugereranije n’ibindi bitangazamakuru byo mu bucucike buke.UrbanMines kabuhariwe mu gukoraYttrium Yashizeho Zirconiya (YSZ) Gusya AmasharaItangazamakuru rifite ubucucike bushoboka bushoboka kandi buto bushoboka bushoboka ingano zingana zo gukoresha muri semiconductor, gusya itangazamakuru, nibindi.