Meaning & Definition of word "Magnetite"

noun:

• 1. A naturally occurring mineral, an iron oxide (Fe3O4), which is a major iron ore and is strongly magnetic.
  • Example: The geologist identified the rock sample as containing magnetite, which is essential for iron production.
• 2. A type of black, magnetic mineral composed of iron oxide.
  • Example: When hiking, we noticed the dark crystals of magnetite scattered along the riverbed.
• 3. Used in various industrial applications, including the manufacture of iron and as a pigment.
  • Example: Magnetite is often used in the production of black pigments for paints and coatings.
• 4. A form of ferrimagnetic material that can be used in electronic devices.
  • Example: Researchers are exploring the use of magnetite for improving the performance of magnetic sensors.
• 5. The mineral's magnetic properties make it useful in geological studies to determine the orientation of ancient rock layers.
  • Example: The study of magnetite can provide insights into the historical magnetic field of the Earth.