Mercury is a rocky planet with a huge iron core which makes up a large part of its interior.
It is made of iron and nickel.
Mercury is a rocky planet.It's actually a rock because it is one of the inner planets that are all made of rock.The planet Mercury is a dense, rocky, airless world.
Mercury is mostly rock
mars is mostly made of rock because it is a rock planet. earth,mercury, and venus are all rock planets
Mercury , venus , our earth and mars
Mercury is a rocky planet.
no
No. The element mercury contains only mercury atoms. The planet Mercury is made mostly of silicon, oxygen, and iron.
Oddly, Mercury is actually mostly metal. Mercury has a thin rocky crust and a very large iron core.
It is made of iron and nickel.
Yes it is
Mercury is a rocky planet.It's actually a rock because it is one of the inner planets that are all made of rock.The planet Mercury is a dense, rocky, airless world.
I believe it is IRON.
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== == Mercury has an iron-nickel core.
Mercury is mostly rock
mars is mostly made of rock because it is a rock planet. earth,mercury, and venus are all rock planets