See Also: herderite(medicine)
herderite(dictionary)

herderite (iou)



herderite noun. E19.
[from S. A. W. von Herder (1776-1838), German mining official + -ITE1.]
Mineralogy. A monoclinic phosphate and fluoride of beryllium and calcium, usu. occurring as colourless, yellowish, or greenish prisms or fibrous aggregates.