Question

A rock collection comes from which part of Earth?

Answer 1

magma comes out by volcanic eruptions.. it converts into igneous rock after cooling..  

Answer 2

Rock collection found first time in Western Australia around 4.36 billion years back.

Igneous rock was first found from melting of various small planetary bodies.

Years back igneous, metamorphic and sedimentary rocks were found on earth’s surface.

Igneous rocks can come in the form of lava also so you can say that it was first found in Australia.