thunderstone
flint arrowheads and axes, turned up by farmer's plows, considered to have fallen from the sky and worshiped as gods
en-GB/θʌndəstən/
en-US/ˈθʌndɚˌstoʊn/
flint arrowheads and axes, turned up by farmer's plows, considered to have fallen from the sky and worshiped as gods