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