Rock Belt Crusher Feldspar. Feldspar Crusher. Feldspar Crusher Feldspar is one of the most common minerals in the crust, which accounts for 60 percent of the earths crust Besides, feldspar exists in igneous rock, metamorphic rock and sedimentary rock Feldspar is main component of igneous rock, which plays an important role in classifying rocks Feldspar containing potassium or sodium.
