Montmorillonite

montmorillonite

(Na,Ca)₀.₃₃(Al,Mg)₂(Si₄O₁₀)(OH)₂ * nH₂OChemical formula

MonoclinicCrystal system

1.3Mohs hardness

1.80 g/cm³Density

Facts

Chemical formula: (Na,Ca)₀.₃₃(Al,Mg)₂(Si₄O₁₀)(OH)₂ * nH₂O
Crystal system: Monoclinic
Mohs hardness: 1.3
Density: 1.80 g/cm³
Elements in formula: Sodium, Calcium, Aluminium, Magnesium, Silicon, Oxygen, Hydrogen
Number of elements: 7
IMA status: Grandfathered
Named after: Montmorillon