The ore body is composed mainly of zinc and copper-iron sulfide minerals. They formed around vents where hot, watery fluids entered the cold ocean. Layers were formed by the precipitation and settling of very fine crystals of sulfides onto the seafloor.
Provided by Falconbridge Limited, Timmins, Ontario, Canada
Topic: Earth Science
Subtopic: Minerals and Resources
Keywords: Hydrothermal vents, Minerals, Oceanography, ore deposits, Sulfides