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Post Info TOPIC: Undulung meteorite


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Undulung meteorite
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The Undulung (L4) meteorite fell in Respublika Sakha (Yakutiya), Russia, on the 11th September, 1986.
A total mass of 113.4 g was recovered.

66° 8' 20"N, 124° 46' 0"E

The crew of a helicopter, while in flight, saw an object falling nearby. The object landed on a bar in the Undulung River, a right-hand tributary of the Lena River 80 km south of Zhigansk, Yakutiya, Russia. The crew immediately landed on the bar and found a small black stone, which was warm. The stone was broken into two parts of 97.7 and 15.7 g. Mineralogy and classification (A. Kopylova, YIGS; M. A. Nazarov, S. Afanasiev, Vernad): fusion crust is well developed; olivine, Fa26.3; pyroxene, Fs18.1; shock stage, S1; weathering grade, W0. Specimens: type specimens, 15.7 g, Vernad; 97.7 g YIGS.
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