Help Wordnik hunt for a million missing words by backing our Kickstarter!


from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. , (mineralogy) A variety of hematite that is pseudomorphic after magnetite crystals.

from the GNU version of the Collaborative International Dictionary of English

  • n. Iron sesquioxide in isometric form, probably a pseudomorph after magnetite.

from The Century Dictionary and Cyclopedia

  • n. Iron sesquioxid in isometric crystals, probably pseudomorph after magnetite. It occurs occasionally on a large scale, as in the Lake Superior iron region and the Cerro de Mercado in Mexico.


Sorry, no etymologies found.



Log in or sign up to get involved in the conversation. It's quick and easy.