Nitromagnesite

minerals

nitrocalcite

Images
Formula: Mg(NO3)2.6H2O
Normal nitrate
Specific gravity: 1.46
Streak: White
Colour: Colourless to white
Solubility: Readily soluble in water
Melting Point: 90oC
Environments

Cave deposits

Nitromagnesite is a rare deposit in limestone caves, in humidities up to 78%, typically formed as a leachate of bat guano and associated with nitrocalcite (HOM, Webmin, Dana).

Localities

The type locality is the Nicajack Cave, Marion county, Tennessee, USA

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