“RRUFF Project Specimen ID: R050451 Locality: Morenci mine, Morenci, Greenlee County, Arizona, USA Source: University of Arizona Mineral Museum 12296 A mass of small black hexagonal plates, not homogeneous”

“RRUFF Project Specimen ID: R050451 Locality: Morenci mine, Morenci, Greenlee County, Arizona, USA Source: University of Arizona Mineral Museum 12296 A mass of small black hexagonal plates, not homogeneous”

“RRUFF Project Specimen ID: R050451 Locality: Morenci mine, Morenci, Greenlee County, Arizona, USA Source: University of Arizona Mineral Museum 12296 A mass of small black hexagonal plates, not homogeneous”

“RRUFF Project Specimen ID: R050451.2 Sample Description: Microprobe Fragment Measured Chemistry: bright phase: (Zn0.60Fe2+0.20Cu0.12Fe3+0.08)Σ=1(Mn4+2.92Fe3+0.08)Σ=3O7·3H2O ; gray phase: jacobsite (Mn0.65Zn0.25Cu0.09)Σ=1(Fe3+1.58Mn3+0.42)Σ=2O4; dark phase: K-feldspar Locality: Morenci mine, Morenci, Greenlee County, Arizona, USA Source: University of Arizona Mineral Museum 12296 A mass of small black hexagonal plates, not homogeneous”