metamorphic rocks are marble, quartzite, slate, schist, gneiss, phyllite, amphibolite, soapstone, hornfels, novaculite, and lapis lazuli.
sedimentary rocks are limestone, chert, coal, slate, slitsone, sandstone, conglomerate, breccia, dolomite, oil shale, halite, flint, iron ore, mudstone, chalk, coguina, arkose, till, gypsum, dolostone, and mudstone.
metamorphic rocks are formed by temperature and pressure changes inside Earth.
sedimentary rocks are formed from the products of weathering by celebration or precipitation on Earth's surface. which is outside.