Igneous Rocks Key info for igneous rocks 2.0 / 5 based on 2 ratings ? GeologyAS Created by: James BrockCreated on: 03-04-10 11:54 Igneous Rocks Crystaline (1 mark) Size and formation Coarse 5mm+ are formed deep in planet Medium 1-5mm Sill/Dyke (intrusions) Fine<1mm Lava Flows 1 of 3 Shape Euhedral Subhedral Anhedral 2 of 3 Orientation 3 of 3
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