Ubururu bwa onyx nuburyo bwamabuye ya onikisi itandukanijwe nubururu butangaje bwubururu, imitsi ya zahabu, hamwe nuburyo buboneye. Nibuye risanzwe ryaciwe kandi risukuwe mubisate kugirango bikoreshwe mubikorwa bitandukanye, birimo akazi, hejuru ya c0unter, gusubiza inyuma, inyuma, no hasi.
Onyx marble ni ubwoko bwa chalcedony, microcrystalline ya quartz. Igizwe na calcite ibice kandi ifite amabara y'amabara atandukanye n'imbaraga. Ubururu Onyx yitandukanije nubundi buryo bwa onyx ifite ibara ryubururu rihoraho muburyo bwarwo.
Icyapa cyubururu Onyx gihabwa agaciro cyane kubireba neza kandi biramba. Ibuye rivukamo risobanura gutanga ingaruka nziza iyo urumuri ruyinyuzemo, ikaguha isura idasanzwe kandi nziza. Irashobora kandi kwanduza, gushushanya, no kwihanganira ubushyuhe, bigatuma ihitamo neza ahantu nyabagendwa cyane mumazu no mubucuruzi.
Ubururu bwa onyx bushobora gukoreshwa mubikorwa byinshi, harimo aho bakorera, gusubira inyuma, gucana umuriro, no hasi. Irakoreshwa cyane hamwe nibindi bikoresho nkibyuma bitagira umwanda, ikirahure, cyangwa ibuye risanzwe kugirango habeho kimwe-cy-ubwoko kandi cyihariye.
Niba wifuza gukoresha icyapa cy'ubururu onyx mumushinga wawe, nyamuneka twandikire kugirango ubone ibisobanuro birambuye.