Состав: 1) шпинель CoAl₂O₄; 2) кварц SiO₂; 3) стекло
Color Index Name: PB 32
Color Index: CI 77365

Jasminka Popović, Emilija Tkalčec, Biserka Gržeta, Stanislav Kurajica, Boris Rakvin; Inverse spinel structure of Co-doped gahnite. American Mineralogist 2009; 94 (5-6): 771–776. https://doi.org/10.2138/am.2009.3173