Hematite
ヘマタイト
赤铁矿
Hematite
Hématite
Glossary
Thematic
Jewellery, Material
A natural iron oxide that is a metallic dark to silver-grey with a high sheen. Hematite can be used to make watch dials. It has a specific gravity of 4.95 to 5.16 and a hardness of 6.5 on the Mohs scale.