Within the lower saprolite, violarite is transitional with unaltered pentlandite-pyrite-pyrrhotite ore.
2.
The sulfide minerals which are weathered to produce gasp�ite are pentlandite, violarite, millerite and rarely nickeline.
3.
The sulfide minerals which are weathered to produce kambaldaite are pentlandite, violarite, millerite and rarely nickeline.
4.
The transition zone supergene sulfide phases include; violarite, smythite, covellite, chalcocite and marcasite after pyrite.
5.
This may require additional treatment and processing, so in some cases low-grade violarite mineralisation is considered refractory ore.
6.
Violarite mineralisation requires different metallurgy to primary nickel sulfides, due to the different nature of its gangue and its flotation properties.
7.
Accessory minerals observed in the ore body include nickeline, nickeliferous chalcopyrite, cuprous pentlandite, arsenian pentlandite, violarite and arsenopyrite.
8.
"' Violarite "'( supergene sulfide mineral associated with the weathering and oxidation of primary pentlandite nickel sulfide ore minerals.
9.
Associated minerals include nimite, willemseite, nickeloan talc, violarite, millerite, reevesite and goethite at Bon Accord; and with native nickel, heazlewoodite and millerite at Mt.
10.
Nickel mineralisation in the regolith, in the upper saprolite typically exists as goethite, hematite, limonite and is often associated with polydymite and violarite, nickel sulfides which are of supergene association.
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