Xstrata Copper is acknowledged as a significant source for this information.
Magnetite (Fe3O4), like hematite (Fe2O3), is a form of iron ore. It is a highly magnetic substance used primarily in steel manufacturing and coal washing.
There are more than 20 identified magnetic deposits and prospects located across South Australia, Western Australia, Queensland and Tasmania.
Find out more about magnetite in this fact sheet.
Minerals can be identified based on their physical properties. The main properties used to identify minerals are described in this activity, and students are then asked to identify the ten common ore minerals. NB Activity works best if students are provided with samples of chalcopyrite, pyrite, ...
Rare earths are in increasing demand worldwide for use in many modern technological devices such as electric motors, magnets, lasers, batteries, computer and LCD television screens, iPods, mobile phones and magnetic resonance imaging (MRI) machines. They are also essential in energy efficient ...