Diyama y'umuhondo
Hariho ikintu kimwe gusa cyo gutandukanya imitako yumuhondo nubururu na diyama yumuhondo: ibara ryumuriro. Mu mucyo wo kuzenguruka amabuye y'agaciro, ibara ry'umuriro ni diyama ikomeye y'umuhondo, ubutunzi bw'umuhondo nubwo ibara ari ryiza, ariko iyo ibara ry'umuriro rimaze guhura na diyama cyangwa kwiyegurira.
icyatsi
Icyatsi kibisi gifite urukurikirane rwijwi rwicyatsi kibisi, cyaba ibara rya tropique gypsum cyangwa icupa ryatsi, risohora urumuri rwihariye kandi rwiza. Muri safiro zose zamabara, safiro yicyatsi ifite urumuri rwiza, kandi ubwinshi bwibice ntibishobora kurenga karat nke. Icyatsi kibisi cyiza gikorerwa muri Tanzaniya, kandi corundum yicyatsi kibisi iragaragara neza kuruta ibara risanzwe.
Igihe cyo kohereza: Ugushyingo-21-2023