Mars
The red planet (or Mars) is a planet that contains both iron oxide and polar ice caps. Mars contains iron oxide in its soil, which gives the planet its red appearance.
Mars.
Pluto although entirely covered by ice, is no longer considered a planet. The only planets in our solar system with polar ice caps are Earth and Mars.
It's surface is all covered in iron oxide, except it's polar ice caps.
The planet Mars.
Mars
There are several interesting sites to see on Mars. The planet has a red surface due to iron oxide. there are dune fields and craters throughout the planet. It has polar ice caps at the poles and sometimes will experience dust storms.
Mars is composed of iron oxide/rust which is responsible for the red color of the planet. It also has four seasons, except they are twice longer than Earth's. It has polar caps around its surface, and the largest volcano known as the Olympus Mons, is located in this planet.
The is no known planet composed primarily of Iron Oxide.
earth
This iron oxide is polar-covalent.
It is made of iron oxide. It is made of iron oxide.