ZEMANNITE MgZn2Fe2(TeO3)6·9H2O (hexagonal)

translucent brown microcrystal
Moctezuma Mina, Moctezuma, Sonora, Mexico

specimen provided by Pequa Rare Minerals
specimen originally from the collection of and collected by Richard V. Gaines, circa 1960's, now in the collection of John C. Ebner, Jr., of specimens mounted by the person after whom the mineral was named for, and mounted by Prof. Josef Zemann of the University of Vienna.