The calculated distance (air line) between Sang-e Chārak and Qarqīn is approximately 111 miles respectively 178 kilometers.
By car or train, the actual journey to Qarqīn is certainly longer, as only the direct route (as the crow flies) between Sang-e Chārak and Qarqīn has been calculated here.
Air line (approximately)
178 kilometers
96 nautical miles