Characteristics related to grain size of rocks are called as texture. Here you can know more about texture of Alkali Feldspar Granite and Pegmatite. Texture of Alkali Feldspar Granite is whereas that of Pegmatite is . Based on the texture of rocks, they are used for various purposes. Get detailed information about Alkali Feldspar Granite vs Pegmatite texture, color, appearance and maintenance in the next section.