Area Description

The study area is centered over the Oka carbonatite complex. This complex is a composite pluton in Quebec (Canada), important for mining operations related to critical raw material such as Niobium and other rare earth.

Gravity Data

  • Compilation of a terrestrial ground station dataset
  • Grids of gravity anomalies and other derived products, derivatives and transforms (e.g. full tensor, THD, Tilt Angle etc.)
  • Spatial Resolution: 100 m

Magnetic Data

  • Compilation of a terrestrial airborne dataset
  • Grid of Total magnetic anomaly
  • Spatial Resolution: 100 m

Geological Data

  • Full 3D geological model in terms of density distribution
  • Regular grids of principal geological horizions build from a compilation of latest available models
  • Spatial resolution: 100 m

Further Insight

The available results of a joint gravity and magnetic constrained Bayesian inversion performed with proprietary software are:

  • Full 3D geological model in terms of density distribution
  • Full 3D geological model in terms of magnetic susceptibility distribution
  • Regular grids of principal geological horizons
  • Spatial resolution: 100 m

Results have been published in Sampietro, D., Capponi, M., Maurizio, G. (2022). 3D Bayesian Inversion of Potential Fields: The Quebec Oka Carbonatite Complex Case Study. Geosciences (Submitted).

2022-08-30T11:34:10+02:00
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