There are no ages for Pyrite at Wheal Fortune (Wheal Newton And Queen; South Harrowbarrow Mine; Incl. Wheal Newton (Wheal Barnard); Wheal Queen), Harrowbarrow Mine (Harrowbeer Mine; Wheal Goodluck; East Wheal Brothers), Harrowbarrow & Prince Of Wales Mines (Calstock United Tin And Copper Mines), Calstock, Cornwall, England, UK