2,700 year-old grinding stone found in eastern Turkey Stone used to grind grain products dates back to Urartian era, head of excavation team says. Sena Güler | 20.09.2018 - Update : 20.09.2018 .

For anyone interested in obtaining one of the old Simonds-Heller grinding stones, you are in luck. There will be a sale from 8 a.m. to noon Saturday, Sept. 23 at the former plant site.