Complex sentence: Wool was known, but considered impure.Only the wealthy were so clothed only the wealthy wore animal fibers that were the object of taboos they were use barely for overcoats but forbidden in temples and sanctuaries.
Split into simpler sentences: Wool was known, but considered impure.Only the wealthy wore animal fibers that were the object of taboos. They were used on occasion for overcoats but forbidden in temples and sanctuaries.