Questions tagged [iron]

The tag has no usage guidance.

3 questions with no upvoted or accepted answers
Filter by
Sorted by
Tagged with
5
votes
0answers
53 views

Formation of Hematite on Mars via Perchlorates as an Oxidizer

Hematite on Mars is generally thought to have formed either in pools of water or from volcanic activity. A comment to the answer to the question: How do hematite and magnetite form? states that ...
3
votes
0answers
79 views

Wasn't Earth a magma ocean before the Iron Catastrophe?

I've always thought that the process of planetary accretion was energetic enought to keep the proto-Earth entirely molten, and that the subsequent evolution of the planet (the formation of the crust, ...
1
vote
0answers
85 views

Which places in Earth's crust have the highest concentrations of Iron?

Where would somebody find the highest concentrations of Iron on or near Earth's surface?