Find 161 listings related to Infiniti Dealership in West Lafayette on YP.com. See reviews, photos, directions, phone numbers and more for Infiniti Dealership locations in West Lafayette, IN. Start your search by typing in the business name below. What do you want to find?
Best Answer: Intermediate rocks contain between 53% and 65% silica. They also contain potassium and plagioclase feldspar with a small amount of quartz.est Answer: Intermediate rocks contain between 53% and 65% silica. They also contain potassium and plagioclase feldspar with a small amount of quartz.
Igneous rocks are called fire rocks and are formed either underground or above ground. Underground, they are formed when the melted rock, called magma, deep within the earth b â¦ ecomes trapped in pockets. As these pockets of magma cool slowly underground, the magma becomes igneous rock.hen magma appears above the earth, it is called lava. Igneous rocks are formed as the lava cools above ground.     Metamorphic rocks are rocks that have morphed into another kind of rock. These rocks were once igneous or sedimentary rocks.