layered mafic intrusion
C46596
concept
A layered mafic intrusion is a large, sheet-like igneous body composed predominantly of mafic minerals that displays systematic mineralogical and textural layering formed by the fractional crystallization and gravitational settling of minerals from a magma chamber.
Observed surface forms (2)
- igneous rock formation ×3
- mafic-ultramafic layered intrusion ×1
Instances (5)
- Bushveld Igneous Complex
- Pilot Knob via concept surface "igneous rock formation"
- Great Dyke via concept surface "mafic-ultramafic layered intrusion"
- Ferrar Dolerite via concept surface "igneous rock formation"
- Hughes Mountain via concept surface "igneous rock formation"