Neptunite
Neptunite is a black to reddish-brown lithium sodium iron titanium silicate mineral valued by collectors for its lustrous prismatic crystals and rarity. It belongs to the silicate mineral group and is commonly found in alkaline igneous environments, often associated with natrolite and benitoite. Spiritually, it is often associated with psychic development, shadow work, and inner truth. Chemically, its formula is KNa₂Li(Fe²⁺,Mn²⁺)₂Ti₂Si₈O₂₄.
