Complex sentence: At both sites the lithic technology was very similar with Quartz being the main raw material and it seems that this trend, visible in Ngalue as well, continued from 105 to 29 thousand years ago.
Split into simpler sentences: At both sites the lithic technology was very similar with quartz being the main raw material. It seems that this trend, visible at Ngalue as well, continued from 105 to 29 thousand years ago.