The calculated distance (air line) between Ninh Bình and Cẩm Phả Mines is approximately 100 miles respectively 161 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 Ninh Bình and Cẩm Phả Mines has been calculated here.
Air line (approximately)
161 kilometers
87 nautical miles