A term that is sometimes used for oceanic crust rocks is sima, which is short for magnesium silicate, a common component of these rocks. Another term for these undersea igneous rocks is mafic, which comes from the fact that they are high in magnesium and iron. Basalt and gabbro are examples of mafic rocks.
The current record is held by Briton Corporal of Horse (CoH) Craig Harrison, of the UKâs Household Cavalry, who recorded a 2,475 m (2,707 yd) shot (confirmed by GPS) in November 2009, also during the War in Afghanistan, in which he hit two Taliban insurgents consecutively.
Most of the longest sniper shots recorded have taken place since the turn of the centuryâthough the fifth longest shot took place clear back in the 60s! 5.Gunnery Sergeant Carlos Hathcock. This U.S. marine is still considered a legend, and rightly so.ost of the longest sniper shots recorded have taken place since the turn of the centuryâthough the fifth longest shot took place clear back in the 60s! 5.