devillite

noun

de·​vil·​lite

dəˈvēˌlīt,

-viˌ-

plural -s

: a mineral Cu₄Ca(SO₄)₂(OH)₆.3H₂O consisting of a hydrous basic sulfate of copper and calcium found in Cornwall and elsewhere in dark green 6-sided platy crystals

Word History

Etymology

French devilline devillite (from Henri Étienne Sainte-Claire Deville †1881 French chemist + French -ine) + English -ite

The Ultimate Dictionary Awaits

Expand your vocabulary and dive deeper into language with Merriam-Webster Unabridged.

1. Expanded definitions
2. Detailed etymologies
3. Advanced search tools
4. All ad-free

Discover what makes Merriam-Webster Unabridged the essential choice for true word lovers.

Start Your Free Trial Now