Quartzite

To see the remains of this particular rock, you won't have to spread your eyes across the Atlantic. Most famously designed to support railroad ties, quartzite served as a ballast during the westward expansion of the United States. Pure quartzite for color embodies a hue scale from white to brown, but different irregular shades that occur depending on mineral content. Unlike calcareous, this is the final product which comes from a waxing "glassy" appearance on the metamorphosis of sandstone. It enigmatic form of angular cuts and density accompanied by a brooding color has produced a tendency towards exquisite decorative purposes. The impressive stone on the geological scale is more challenging than granite, making it a better alternative for areas of high use. Quartzite highlights those tiny but important building blocks that led to a new nation and new homes now.