Ackermand et al.(2006): Lazulite-bearing metaquartzite of the Itremo Group (Central Madagascar); Scientific significance and economic importance in Proceedings of the Malagasy-German Research Cooperation in Life and Earth sciences, 5-18
The fastest fighter aircraft is the MiG 25, with speeds topping at Mach 3.2 (2,450 mph/4,000 km/h). Pilots were not allowed to go beyond Mach 2.8. Above Mach 2.8, the engines would overheat and burn up.
Hawkerâs MiG Killer. The Hawker Sea Fury was the Royal Navyâs last carrier based piston-engine fighter aircraft. With a top speed of 460 mph (740 km/h), the plane also enjoys the distinction of being the fastest propeller-driven fighter aircraft to serve in combat.