Viz-People is famous for their "House" collections. In their section, they periodically release V-Ray material libraries. Look specifically for their "Floor Generator" companion materials—which are tileable wood and stone V-Ray shaders.
Each download often includes a full 3ds Max scene, allowing you to see the exact V-Ray settings, UVW mapping, and displacement used. 4. ambientCG 3d max vray material library free download