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Mackinawite - Kalgoorlie-Boulder City

Collectors Summary

Chemical Formula (Fe,Ni)1+xS {x = 0 - 0.07}
Color bronzefarben, weiß grau
Streak color schwarz
Lustre Metallglanz
Hardness (Mohs) 2.5
Solubility ++ CrO3/HCl, - HNO3, HCl
Crystal System tetragonal, P4/nmm