malladrite
noun
mal·la·drite
\məˈläˌdrīt, ˈmaləˌd-\
Definition of malladrite
-s
: a sodium fluosilicate Na2SiF6 occurring in minute hexagonal crystals in fumaroles in the crater of Vesuvius near Naples in Italy
People Are Reading
There's more!
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 malladrite
Italian, from Alessandro Malladra †1944 Italian geologist + Italian -ite
Seen and Heard
What made you want to look up malladrite? Please tell us where you read or heard it (including the quote, if possible).
Writing? Check your grammar now!