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Kashafrud Basin is an archaeological site in Iran
Iran , officially the Islamic Republic of Iran , is a country in Southern and Western Asia. The name "Iran" has been in use natively since the Sassanian era and came into use internationally in 1935, before which the country was known to the Western world as Persia...

, known for the Lower Palaeolithic artifacts collected there; these are the oldest-known evidence for human occupation of Iran.,

There are some collections of simple core and flake stone artifacts collected by C. Thibault in 1974-75. The tools are Olduwan
The Oldowan, often spelled Olduwan or Oldawan, is the archaeological term used to refer to the stone tool industry that was used by Hominines during the Lower Paleolithic period...

-like and mainly made of quartz
Quartz is the second-most-abundant mineral in the Earth's continental crust, after feldspar. It is made up of a continuous framework of SiO4 silicon–oxygen tetrahedra, with each oxygen being shared between two tetrahedra, giving an overall formula SiO2. There are many different varieties of quartz,...

. Thibault suggested a Lower Pleistocene age (more than 800,000 years ago) for the localities.The lithic assemblages were re-analyzed in National Museum of Iran and the results are published in a general synthesis about Iranian Lower Paleolithic (look at Biglari and Shidrang 2006)