Paraotwayite

General Information: Chemical Formula:Ni(OH)2-x(SO4,CO3)0.5x x=.5 Composition:(Molecular Weight = 103.71 gm)Nickel 56.59 % NiHydrogen 1.46 % H Carbon 1.45 % C Sulfur 3.86 % S Oxygen 36.64 % O  Empirical Formula: Ni(OH)1.5(SO4)0.125(CO3)0.125 IMA Status:Approved IMA Locality:Otway nickel deposit, Nullagine, Pilbara region, WA. Australia. Name Origin:Named for its close physical and cheimcal resemblance to otwayite.Physical Properties: Cleavage:None Color:emerald green. Density:3.3 Diaphaniety:Translucent Habits:Fibrous - Crystals made up of fibers., , Hardness:4 - Fluorite Luster:Silky Streak:whiteMore details...