Zhamanshin (Kazakh: Жаман шың, romanized: Jaman shun) is a meteorite crater in Kazakhstan. It is 14 kilometres (8.7 mi) in diameter and the age is estimated
Shyn Kіtap, ISBN 9965-9784-4-1 (Кусаинова М.А., 2006, История Казахстана, Шың Кітап) in Russian "Oghuz Djabgu state (9th - early 11th centuries)", Qazaqstan