Eveite is a mineral , the main arsenate of manganese. It is named for the biblical Eve because of its isostructural nature to Adamina [1] [2] .
| Eveit | |
|---|---|
| Formula | Mn 2 2+ AsO 4 OH |
| Physical properties | |
| Colour | apple green, pale yellow |
| Trait color | white |
| Shine | glass |
| Transparency | transparent, translucent |
| Hardness | 3,5-4 |
| Cleavage | clear |
| Density | 3.76 g / cm³ |
| Syngonia | rhombic, orthorhombic |
Content
Properties
Eveite is a transparent or translucent mineral of green or pale yellow color. Has a Mohs hardness of 3.5–4. It is found in deposits containing oxides and carbonates of manganese and iron. Dimorphic to sarkinitis . Eveit was discovered in 1966 in Vermland , Sweden [1] [2] .
Name in other languages
- him. Eveit ;
- Spanish Eveita ;
- English Eveite .
Notes
- ↑ 1 2 Eveite - Mineralogy Database
- ↑ 1 2 Eveite Mineral Data
Literature
- Moore PB, Smith JR Crystal chemistry of the basic Manganese arsenates: III. The crystal structure of eveite, Mn 2 (OH) (AsO 4 ) (Eng.) // American Mineralogist: Journal. - 1968. - T. 53 , No. 11-12 . - S. 1841-1845 .