The Answer is Sedimentary Rocks
They are the only way to determine a rock type.
igneous rock-molten rock inside earth
Sedimentary rock covers most of the earth's surface. It makes up 75% of all the rock on the earth.
The type of rock that makes up most of the Earth's crust is igneous. It is the most common rock type because it has been forming billions of years ago, along with most formations on Earth.
sedimentary rock
what type of rock is formed from magma and cooled on earth surface
climate and type of rock.
Intrusive Igneous Rock
Sedimentary Rock,
Igneous
forces inside earth
Metamorphic rock