Question: what is the difference between felsic intermediate and mafic rocks?
Answer: Mafic lava creates basalt while felsic lava produces andesitic and rhyolite rocks. ... Either in describing rocks or lava, mafic means that the lava or rock has less silica while felsic implies that the lava or rock has the most silica. 6. Mafic rocks are darker in color than felsic rocks.