Phenocrysts are types of igneous rocks that contain characteristic crystal formations. Â Some crystals are small while others grow very large, and these crystals are typically separated from each other by fine grains of the typical,&hellip
Phenocrysts are types of igneous rocks that contain characteristic crystal formations. Â Some crystals are small while others grow very large, and these crystals are typically separated from each other by fine grains of the typical,&hellip