Granite bits and sandblasting over a rubber stencil. Leaving the letters, numbers, and emblems exposed on the stone, the blaster can create virtually any kind of artwork or epitaph. The stone known as "black granite" is usually gabbro, which has a completely different chemical composition. Granite has been extensively used as a dimension stone and as flooring tiles in public and commercial buildings and monuments. Aberdeen in Scotland, which is constructed principally from local granite, is known as "The Granite City". Because of its abundance in New England, granite was commonly used to build foundations for homes there. The Granite Railway,
City-Hochhaus Leipzig between 1999 and 2002, when it lost its aluminium sheathing which was replaced by grey granite. The offices are now rented to private tenants including the public broadcaster MDR, the European Energy Exchange and the Panorama restaurant. The roof is equipped with a viewing platform. The building is nicknamed "Weisheitszahn" () by locals as due to its form or after its previous function as "Uniriese" (). City-Hochhaus Leipzig City-Hochhaus is 36-storey skyscraper in Leipzig, Germany. At , it is the tallest multistory building in Leipzig. The tower was designed by architect Hermann Henselmann in the shape of an open book,