Cov khoom no yog cov khoom lag luam calacatta tshiab tau tsim tawm xyoo no, uas nrov heev hauv Tebchaws Europe.Ntawm lawv, golden nyias leeg taug kev hauv lub slab.Tus qauv naj npawb yog 6090 los ntawm Horizon Group.Cov hlab ntsha sib txawv tsis sib xws thiab thoob plaws tag nrho cov slab.Khoom loj 3200 × 1600 / 1800mm (126 "x63" / 70 "), thickness 15/18/20/30mm, thiab tuaj yeem kho tau los ntawm kev thov tshwj xeeb.Cov khoom no muaj kev hnav tsis kam.Cov khoom no tsis yooj yim khawb ntau dua li marble, limestone, agate, slate, thiab lwm yam. Cov khoom no tsis tshua muaj siab rau acids.Thaum raug cov kua qaub xws li txiv qaub lossis txiv lws suav, nws yuav tsis raug corroded los ntawm cov kua qaub los yog poob nws cov luster.