What are the names of the stones on the wall of the luxury hotel?

That’s called dry hanging stone.

The dry hanging method of stone is also known as the empty hanging method. It is a new type of construction technology in contemporary decorative material decoration. This method uses metal pendants to hang the facing stone directly on the wall or hang it on the steel frame without grouting and pasting. The principle is to set main stress points on the main structure, and fix the stone on the building through metal pendants to form a stone decorative curtain wall.

Please adopt if you are satisfied.