No but only nickel sulphide deposit can produce these nickel...

No but only nickel sulphide deposit can produce these nickel sulfate used for battery for EV and MBN produces high quality nickel concentrate.....their low COP is a already a huge positive compared to others but if they can get premium price for their sulphide nickel concentrate the better.

"Mirabela was the world's largest sulphide nickel discovery after Voisey's Bay, discovered in Canada in 1993 by Inco-Vale.
The company's production focus is the nickel concentrate of high quality, with 13% to 15% of Ni. All its production has been sold until 2014, being all concentrate for export (Norislk Nickel - Finland)."