Magnetic susceptibility meter on a 1.8 billion year old dike intruding into a 2.2 billion year old metamorphic rock in the Athabasca Granulite Terrane, northern Canada.
Magnetic susceptibility meter on a 1.8 billion year old dike intruding into a 2.2 billion year old metamorphic rock in the Athabasca Granulite Terrane, northern Canada.