🇹🇷 Turkey · Tell
Başur Höyük
Late Chalcolithic (LC4-5) pre-Uruk to Jemdet Nasr · Upper Tigris LC culture (Uruk-extended / local transcaucasian)
Siirt ‘royal’ chalcolithic cemetery (3500–3000 BCE) with retainer burials — copper, lapis and earliest gaming set at Uruk fringe, Upper Tigris inequality origin.