Autunite
Autunite is a yellow-green phosphate mineral that exhibits strong fluorescence under ultraviolet light and forms in tabular or scaly crystals. It belongs to the phosphate mineral group and typically occurs as a secondary uranium mineral in oxidized zones of uranium deposits. Spiritually, it is often associated with insight, transformation, and the illumination of hidden truths. Chemically, its formula is Ca(UO₂)₂(PO₄)₂·10–12H₂O.
