Gibson identified the mineral in the samples as niccolite.
2.
In 1971, the International Mineralogical Association recommended use of the name nickeline rather than niccolite.
3.
However, a re-analysis of the material in 1971 found the keweenite to be a mixture of the copper and nickel arsenates : ?-domeykite, niccolite and rammelsbergite.
मोबाइल