from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A manganese phosphate mineral occurring in granite pegmatites.
from The Century Dictionary and Cyclopedia
- n. A rare phosphate of manganese and iron, occurring in small monoclinic crystals of a yellowish-brown to red color at Hureaux, near Limoges, in France, and at Branchville in Connecticut.
Sorry, no etymologies found.