A bright 1.2 cm radial olive-colored lustrous nodule with an additional 0.7 cm lustrous nodule of this rare species on an Arseniosiderite matrix (confirmed by Raman analysis). Rare indeed. It is from Marshall Sussman (Crystal Cellar, Tucson, AZ) on May 23, 2019. Photo by Jeff Scovil. Photos of this specimen can be found in The Mineralogical Record, Arizona Mineral Collections, 2020; 55(1): 154.