|Melting point||:||1,246 °C|
|Density (near r.t)||:||7.21g/cm3|
- Manganese is a pinkish-grey, chemically active element.
- It is a hard metal and is very brittle.
- It is hard to melt, but easily oxidized. Manganese is reactive when pure, and as a powder it will burn in oxygen.
- Manganese is used as a black-brown pigment in paint.
- It is an essential trace element for living creatures.
- It is mainly used to decolourize glass and to prepare violet-coloured glass.