Airborne survey aims to identify underground minerals

Airborne survey aims to identify underground minerals

FARGO — Low-level geography flights started Monday, June 15, in northeast North Dakota. They are mapping mineral deposits. Technology in the planes will measure the gravity and magnetism of minerals in the northeastern part of the state, helping to clarify what type of minerals are underneath the surface. Private companies could use this data to do more detailed exploration, officials said. Collecting cores is expensive, and having this knowled…