Talemzane crater

Talemzane or madena is an impact crater in Algeria, 40 km south-east of Hassi Delaa. The Arabic name of the crater is "Maadna" and means "depression of ore."
The Talemzane crater has a diameter of 1.75 km. As such, it is classified as a "simple crater". It is one of two simple craters in Algeria's Saharan Platform. According to estimates, the crater formed between 203,000 and 3 million years ago. The crater was explored for the first time in 1928 and studied in 1950 and 1988 by researchers from the universities of Oran and Nice.