Hematite

Info: This very common mineral have dark grey colour with strong metalic shine. It is very heavy and fragile mineral.

How to recognize: When heated hematite emmits magnetic waves and low magnetism can be observed arround him.

Found: In USA, Canada, Venezuela, Angola, Ukraine, Sweden, Germany, England, Italy and other locations. In Czech Republic hematite is found in Krušný hory.

Crystal structure
Trigonal, hexagonal, scalenohedral
Hardness
6,5
Colour
From redish to black
Shine
Metalic