Magnetite is a mineral and one of the main iron ores, with the chemical formula Fe2+Fe3+ 2O4.

What is Magnetite? Magnetite is a very common iron oxide (Fe 3 O 4) mineral that is found in igneous, metamorphic, and sedimentary rocks. It is the most commonly mined ore of iron. It is …

Magnetite is a black, opaque, magnetic mineral that leaves a black streak when rubbed across a hard rough surface. It is one of the most abundant metal oxides, and its crystal structure …

Magnetite is an important iron ore, along with hematite. It is usually easily distinguished by being strongly magnetic, with black octahedral crystals. Nanoinclusions of magnetite crystals cause …

Apr 26, 2018 · Magnetite is a naturally occurring mineral that is one of the most common iron ores and is widely distributed throughout the world. It is a black, metallic-looking mineral with a …

Magnetite is an iron mineral, specifically, it’s an oxidized form of a balanced blend of iron ions. It contains both divalent (Fe²+) ions and trivalent (Fe³+) ions. It’s most commonly seen as …

2 days ago · All are magnetic, although franklinite and jacobsite are only weakly so; magnetite, which frequently has distinct north and south poles, has been known for this property since …

Magnetite is one of the most remarkable minerals on Earth—so much so that it quite literally helped humans find their way across the planet. Known for its ability to attract iron and …

Feb 15, 2025 · Magnetite consists of a ferrimagnetic mineral formed by ferreous and ferric iron, whose chemical formula is Fe 3 O 4, with some possible content of magnesium and bivalent …

Jul 26, 2025 · Magnetite crystals are magnetic minerals found across various environments on Earth. They possess distinct properties, including a strong interaction with magnetic fields.