The calculated distance (air line) between Hạ Long and Cẩm Phả Mines is approximately 15 miles respectively 25 kilometers.
By car or train, the actual journey to Cẩm Phả Mines is certainly longer, as only the direct route (as the crow flies) between Hạ Long and Cẩm Phả Mines has been calculated here.
Air line (approximately)
25 kilometers
13 nautical miles