News Stafford’s Government Island opens By Potomac Local News Published November 7, 2010 at 3:13PM | Updated December 10, 2013 at 7:25PM Visitors got a look at Government Island Saturday as it is opened to the public for the first time in 2010. Sandstone from the Islands quarry was used in the construction of the White House and the U.S Capital. (Mary Davidson/PotomacLocal.com) This article is FREE to read. Please Sign In or Create a FREE Account. Thank you. Author Potomac Local News View all posts