Important economic minerals

These are specimens of economic minerals from the University of Auckland's collection. These minerals are economically important to us as they are either the sources of industrial materials or of chemicals used in industrial processes.

Click on either a thumbnail, or the name in the list at the side, for details and larger photographs of each mineral.

chalcopyrite
chalcopyrite
chromite
chromite
galena
galena
graphite
graphite
halite
halite
hematite
hematite
sphalerite
sphalerite
sulphur
sulphur