Most rocks are made of what elements?

Question

lithium, nitrogen, selenium, fluorine, chlorine, antimony, gallium, tin

carbon, hydrogen, rubidium, nickel, zink, copper, lead, gallium

oxygen, silicon, aluminum, iron, calcium, sodium, potassium, magnesium

quartz, granite, marble, limestone, shale, sandstone, obsidian, mica

Answer 1

Most rocks are primarily made of the following elements:

Oxygen, silicon, aluminum, iron, calcium, sodium, potassium, magnesium

These elements are essential components of common rock-forming minerals. For example, silicates (which include quartz and feldspar) are the most abundant minerals in the Earth's crust and are primarily composed of silicon and oxygen.