Carved into the granite face of Mount Rushmore are the heads of 4 presidents George Washington, Thomas Jefferson, Theodore Roosevelt and Abraham Lincoln. When you see the National Memorial in pictures you do not really get an understanding of the true enormity of the construction. Covering 5.17km₂, the granite sculpture, built to represent the first 130 years of the history of the United States was created by Gutzon Borglum and 400 workers over a 14 year period. The original design of the monument was intended to show the presidents from […]
Granite is one of the world’s toughest materials and has been used in buildings for thousands of years. A natural stone, it is formed by extreme heat and pressure deep underground. Find out more about the origins of granite, or read on for some perhaps surprising uses of the stone. Find out more about the origins of Granite 1. Monuments – built to last From gravestones to temples, monuments that are intended to last down the generations are often made of granite. Before power tools existed, carving granite was laborious […]
Quartz worktops are made of pieces of natural stone bonded together with a small amount of adhesive. The stone used is quartz, one of nature’s toughest materials, and a very versatile one. Quartz worktops are 90-99% quartz. The exact ratio depends on the manufacturer and type of quartz worktop. As an example, Samsung Radianz Quartz is 93% quartz, as it is quite fine grained.