Minerals.net
Variety of Arfvedsonite

Juddite

Juddite
Manganese-rich variety of Arfvedsonite with a reddish brown to bronze color, found mostly in Tirodi, India. Juddite is named after John Wesley Judd (1840 – 1916), a geologist for the British Geological Survey and later a professor of geology at the Imperial College in London.

External reference →

See the full Arfvedsonite page for properties, photos, and additional varieties.