When we're talking about what carry-on size is, a basic, safe guideline is that your bag should have a total dimension of 45 inches (115 cm).... that's height + width + depth. So, for instance, it could be... 20 x 15 x 10. ...or... 22 x 14 x 9. ...or some other combination up to 45 inches.
Hematite is a form of iron. It is found in Canada, Australia, Mexico North and South America, Africa, Europe, Asia, Greenland, the Pacific Ocean, Naha and Japan. hematite has also been found on mars.
A lot earlier: like 3.5 billion years ago. This new data comes in the form of geological core samples containing hematite, a mineral that forms either through aerobic processes of bacteria (that is, biology using oxygen) or through photolysis (chemical changes from light) due to sunlight.