Complex sentence: This valuable resource was used in the construction of the early tools of prehistoric man, being easily chipped it can be shaped to provide valuable items such as axes, knives, needles, arrow and spearheads.
Split into simpler sentences: This valuable resource was used in the construction of the early tools of prehistoric man. Being easily chipped it can be shaped to provide items such as axes, knives, needles, arrows and spearheads.