Naturally occurring potassium nitrate, forming white efflorescent crusts in arid regions or caves. It's a purifying and energizing stone. (Historically important for gunpowder).
Colorless, White, Grey, often forms efflorescent crusts
Niter Nitre is a fascinating mineral with unique geological characteristics. Detailed scientific information is often available through specialized mineralogical resources.
Comprehensive geological data for Niter Nitre is currently being compiled. Please consult specialized mineralogical databases for detailed information.