No, rocks that are 3.5 billion years were not present when earth was first formed. Earth formed about 4.6 billion years ago.
Theigneous rocks are formed by high temperature and pressure of earth mass.
Extrusive because they are formed outside of the earth's core. Rocks formed below earth's surface are intrusive because they are formed inside the earth's core.
Rocks were brought back to the Earth from the various Moon landings the Americans undertook. No other rocks from the Moon are on Earth. The Moon was formed from the Earth - so, if anything, there are Earth rocks on the Moon.
They are formed under the earth's surface.
No, rocks that are 3.5 billion years were not present when earth was first formed. Earth formed about 4.6 billion years ago.
Theigneous rocks are formed by high temperature and pressure of earth mass.
Extrusive because they are formed outside of the earth's core. Rocks formed below earth's surface are intrusive because they are formed inside the earth's core.
The first rocks formed from solidifying magma when the ancient Earth cooled.
Intrusive rocks are formed from magma below the surface; extrusive rocks are formed from magma on the surface of Earth.
Rocks were brought back to the Earth from the various Moon landings the Americans undertook. No other rocks from the Moon are on Earth. The Moon was formed from the Earth - so, if anything, there are Earth rocks on the Moon.
Extrusive igneous rocks.
Intrusive igneous rocks.
Lunar rocks are those forming the Moon - as the word 'lunar' says. Earth rocks are formed on Earth - but the rock forming the Moon is also a constituent of the Earth.
intrusive
Yes.
Extrusive igneous rocks, some sedimentary rocks