Definition of trudellite
: a mineral Al10Cl12(OH)12(SO4)3.3OH2O(?) consisting of a hydrous basic aluminum chloride and sulfate and occurring in amber-yellow masses
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.
Start your free trial today and get unlimited access to America's largest dictionary, with:
- More than 250,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
Origin and Etymology of trudellite
Harry W. Trudell, born 1884 American mineralogist + English -ite
Seen and Heard
What made you want to look up trudellite? Please tell us where you read or heard it (including the quote, if possible).