Stone meteorite fragment. Fragment of meteorite NWA 5429, a breccia stone Type L3-9 meteorite found in the Sahara Desert, Northwest Africa, in 2001. This fragment weights 4.4 kilograms and has a dark brown glass-like fusion crust, formed as the rock melted from the extreme heat caused by entering the Earths atmosphere. Inside the iron content shows up with a rusty appearance (light brown). The cube (bottom right) has sides of 2.5cm.