Hematite is found in iron-mining areas. It is deposited in hydrothermal veins associated with magmatic
rocks however the largest deposits are of sedimentary
origin. Hematite usually occurs as massive opaque material. It can also occur as short rhombohedral crystals, which are black or dark iron gray with iridescent
surfaces. Crystals can also be earthy or red in color. The largest deposits of hematite are found in Quebec, Canada
, around Lake Superior. Iron roses are found in Switzerland and Brazil
. High quality hematite, which is suitable for cutting is found around England, Germany and Elba, Italy
. Hematite is also found in various locations around Brazil, Venezuela, England, Germany, Spain, Venezuela, and the United States.