A high-temperature polymorph of potassium feldspar, often colorless and glassy. It's associated with mental clarity, insight, and promoting a positive, decisive outlook.
Colorless, White, Grey, Yellowish, Pinkish, often transparent to translucent, forms tabular or prismatic crystals
Sanidine is classified as a tectosilicate minerals, feldspar group, alkali series mineral which typically crystallizes in the monoclinic system. Its chemical formula is K(AlSi3O8). Common crystal habits include tabular crystals, may be acicular.