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
On the other hand, Washington DC, also referred to as Washington District, is the capital of the US. The Residence Act, signed on the 16th of July in 1790, approved the creation of a district that was to be the capital. It was located along the River Potomac on the East Coast of the country.