Coarse Gabbro, Grenville, Quebec.Gabbro is a coarse-grained, dark-colored, intrusive igneous rock. It is phaneritic (coarse-grained), mafic intrusive igneous rock formed from the slow cooling of magnesium-rich and iron-rich magma into a holocrystalline mass. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Degginger, Phil |
Taille de l’image : | 5487 px × 5510 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |