Wikipedia
Nickelblödite
Nickelblödite is a rare nickel mineral with the formula NaNi(SO)•4HO. Nickelblödite was discovered in nickel mines in Carr Boyd Rocks and Kambalda, Western Australia. The mineral is a nickel-analogue of blödite, changoite, cobaltoblödite and manganoblödite - other representatives of the blödite group.