(loses 6H2O); soluble in alcohol (blue color); solubl in acetone /Cobaltous chloride hexahydrate/|Monoclinic crystals; pink to red, slightly deliquescent, monoclinic, prismatic crystals; melting point 87 °C; density: 1.924 at 20 °C; soluble in water, alcohols, acetone, ether, glycerol; ...