Noah Webster
Wadd
WADD, noun In mineralogy, a black wadd is a species of ore of manganese, of which there are four kinds; fibrous, ochery, pulverulent ochery, and dendritic. In some places, plumbago or black lead is called wad or wadd
WADD, noun In mineralogy, a black wadd is a species of ore of manganese, of which there are four kinds; fibrous, ochery, pulverulent ochery, and dendritic. In some places, plumbago or black lead is called wad or wadd