The Levallois technique is a name given by archaeologists to a distinctive type of stone knapping developed around 250,000 to 400,000 years ago during the Middle Palaeolithic period. It is part of the
Production of points & spearheads from a flint stone core, Levallois technique, Mousterian culture, Tabun Cave, Israel, 250,000–50,000 BP. Israel Museum
The Prepared-core technique starts by shaping a flint stone core for making blades (reassembled from blades for illustration purposes), Boqer Tachtit, Negev, Israel, circa 40000 BP.