Mineral industry of Africa in 2005 from 16.1% in 2004. In 2005, the principal mineral targets in Africa were copper, diamond, gold, and platinum group metals (PGM). African countries that experienced the highest levels of exploration activity in 2005 were, in descending order based on the number of exploration sites as compiled by the USGS, South Africa, Burkina Faso, Ghana, and Zambia, but activity took place in a number of other countries. Gold accounted for approximately 51% of reported African exploration projects, diamond accounted for about 14%, copper and PGM each accounted for about 11%, and nickel accounted for 5%. Early stage projects accounted
John S. Barbour power in Virginia for decades (J.S. Barbour Jr. serving in the U.S. House of Representatives 1881-1886, and in the U.S. Senate from 1889-1892). His namesake J. S. B. Thompson married his daughter Eliza Byrne Barbour in 1850, worked for various railroads (including the Southern Railway), and continued to exercise political influence (helping Thomas S. Martin win election as U.S. Senator in 1893 and accused of corruption in 1911). His grandson John Strode Barbour became a prominent lawyer, newspaper editor and Culpeper's mayor (although he later moved to Fairfax County, Virginia). John S. Barbour John Strode Barbour Sr. (August 8, 1790