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.
Copyright Â© 2010 www.coachthethrows.com6 What are the world records for the shot put, and who are some good examples for my athlete to watch? The current womenâs world record is held by Natalya Lisovskaya of the Soviet Union. She set the mark of 22.63 meters (74â 3â) in Moscow, on June 7, 1987.