from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A soft monoclinic mineral with the chemical formula MnSO4·(H2O).
from The Century Dictionary and Cyclopedia
- n. Hydrous manganese sulphate (MnSO4 + H2O) which occurs in whitish or reddish amorphous stalactitie forms: from Felsö-bánya, Hungary.
Ignaz Szmik, Romanian mining official, and -ite. (Wiktionary)
Sorry, no example sentences found.
Wordnik is becoming a not-for-profit! Read our announcement here.