Natrite

carbonate

Kola peninsula

Formula: Na2CO3
Anhydrous carbonate
Specific gravity: 2.54
Hardness: 3½
Streak: White
Colour: Grey-white to colourless
Solubility: Soluble in water
Environments:

Sedimentary environments

Natrite occurs in deep workings and drill cores in mines in evaporite rocks in the Kola Peninsula, Russia. In air it rapidly hydrates to thermonatrite. (Dana)

Back to Minerals