The Fe++ dominant analog of hawthorneite. A member of the Magnetoplumbite group.
IMA Status:
Approved IMA 1996 (Dana # Added)
Locality:
Found in the Prairie Creek lamproite, Crater of Diamonds State Park, near Murfreesboro, Pike County, Arkansas. Link to MinDat.org Location Data.
Name Origin:
Named after Stephen E. Haggerty (b. 1938), of the University of Massachusetts, Amherst, Massachusetts, U.S.A., in recognition of his important studies of titanate minerals in the Ea rth�s mantle, and of oxide minerals in