1) Magnesium mineral 2) Monoclinic mineral 
Admontite is a magnesium borate mineral with formula MgB6O10·7H2O. Occurrence - In a gypsum deposit. Associations: gypsum, anhydrite, hexahydrite, löweite, eugsterite, pyrite, quartz. It is named after Admont, Austria. Its Mohs scale rating is 2 to 3. ...