1 Granite is a very hard stone and 100 percent natural. Itâs mined from quarries all around the world, cut down to a manageable size, and then polished to a fine finish.  Quartz is slightly different in that it is not 100 percent natural.
What does DC mean? District of Columbia, D.C., DC (noun) the district occupied entirely by the city of Washington; chosen by George Washington as the site of the capital of the United States and created out of land ceded by Maryland and Virginia
Why is Washington DC called Washington DC? Because the city of Washington is in the federal District of Columbia as opposed to any state, and to differentiate it from Washington state. The city and district are now tâ¦erritorially identical.