It seems like you provided a description that relates to the appearance of a specific material, possibly a type of stone or marble. The description mentions an "intense, deep grey" color with "mesh-works of pale yet bold vein patterns" that give a "glossy sheen." This sounds like it could be a description for a variety of marbles or other natural stones, which are often valued for their aesthetic qualities in architecture and sculpture. If you have any specific questions or need further details about this material or another related topic, feel free to ask!