The 2" x 12" natural stone tile with an honed finish is the MiR Mosaic Field Tile that you are speaking of. Generally speaking, the word "Metro Rail" denotes a design or style influenced by metropolitan or urban aesthetics. Within the context of this tile, "Metro Rail" can allude to a clean, futuristic aesthetic appropriate for modern home decor. In contrast to polished finishes, honed finishes offer a more muted and subtle appearance since they show that the stone's surface has been ground to a smooth, matte-like texture. These tiles are frequently utilized to create trim pieces, borders, or accents in a variety of indoor locations, such as living rooms, kitchens, and bathrooms.