Mineral description : Bergslagite

Bergslagite from Långban.
As a small white aggregate between the arrows.
I will add an UV picture later.

Mineral class Phosphates : Apatite group.
Chemical formula CaBe(AsO4)OH
Crystal system Monoclinic.
Habitus As grains or elongated crystals.
Cleavage  
Hardness 5
Density  
Color White to grayish. Transparent.
Streak  
Luster Vitreous.
Description  
Occurance In tilasite - hematite scarn.
Associates Berzeliite, Pyroxene, Calcite.
Notes Bright bluish gray fluorescens in shortwave UV.
Locations A rare mineral.
  • Långban, Värmland. As grains in calcite filled cavities in tilasite hematite scarn.

To phosphates index.
Mineral group index.
Main index.

If you have some questions, suggestions or comments you are welcome to write me a line or two.


axelsson@acc.umu.se
To my homepage.
Last changed : 1998-08-22