Mosaic Sicis SiciStone Delicatissimum WH. The size of the die for repeating is 248 mm x 233 mm. Filled 8 x 8 with a snap to quickly fill any area.

Marble: Bianco Carrara Statuario Artistic Mosaic
Glass: Vis One

The material is done using CoronaMultiMap (VrayMultiSubTex) and assigned to objects by the MaterialByElement modifier so you can easily fill any area with tiles in a random order.

Who works in the V-Ray version is lower than 3.1 please be careful the materials in the BRDF section are Microfaset GTR (GGX) if your version is older than 3.1 then the BRDF field will be empty. Choose Blinn Phong or Ward – which is preferable for you. If the version of CORONA is higher than 1.4: For Corona render it is recommended to install version 1.5 or higher since the glossiness of materials is adjusted to PBR.