The common textural conditions utilized for rock forms with respect to the scale on the grains or crystals, are supplied inside the Table. The particle-dimensions categories are derived from the Udden-Wentworth scale made for sediment. For igneous and metamorphic rocks, the phrases are generally applied as modifiers— Britannica offers SpaceNext50, https://tealbookmarks.com/story13245411/the-5-second-trick-for-rock-cycle-videos