The colour (bronze) and the crystal shape (cubic)
It is only a photo though, could be wrong.
Also, they will have some Ni showing up in the Niton data, but that could be related to the underlying rock, rather than the sulphides.
Happy to be wrong, the region and the industry in general needs another discovery!!
BOA Price at posting:
50.0¢ Sentiment: None Disclosure: Not Held