noun rin·ne·ite \ˈrinēˌīt\

Definition of rinneite



  1. :  a mineral NaK3FeCl6 consisting of a chloride of iron, potassium, and sodium and occurring in colorless, pink, violet, or yellow granular masses (hardness 3, specific gravity 2.3)

Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Join MWU now and get access to America’s largest dictionary, with:

  • 300,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Origin and Etymology of rinneite

German rinneit, from W. B. Rinne †1933 German mineralogist + German -it -ite

Seen and Heard

What made you want to look up rinneite? Please tell us where you read or heard it (including the quote, if possible).


to help become familiar with something

Get Word of the Day daily email!