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


from The Century Dictionary and Cyclopedia

  • n. A mineral of a brownish-black or reddish-brown color, isomorphous with augite, consisting of bisilicate of iron, sesquioxid of iron, soda, and alumina: so called from the form of its crystals. It is found in Norway, and also in Transylvania. Also spelled achmite.


Sorry, no etymologies found.


Sorry, no example sentences found.


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