Magnetite is found in "Switzerland" / "Italy" / "Austria" and "America"
It is characterized by many physical and chemical properties, including:
Physical properties
- The shape is octagonal
- The group oxides
- Scratching black
- Hardness 5.5 / 6
- Color black / brown black
- Not radioactive
- dark
- Metallic sparkle
Chemical properties
- Density 5.2
- Eight-faceted / cubic crystal system
- The chemical formula is iron oxide