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Rocks & Minerals

Across
Contain silicon and oxygen
Made of layers
A Scientist that studies minerals is called?
Do not come from plants, animal, or other living organisms
A Scientist that studies the Earth and its materials
Made naturally from earth, made up of specific chemicals
Down
Made of magma or lava
Moh's scale determines what
Name for layers of sedimentary rocks
Rock that changes in form
What are Space Rocks called
What is the softest mineral on earth
What s a rare mineral called