Calcium oxalate monohydrate, an organic mineral found in sediments, coal, and pathologically in kidney stones. It's associated with purification and release.
Colorless, White, Yellowish, Brownish, Pinkish, forms prismatic or tabular crystals, can fluoresce
Whewellite is classified as a oxalate minerals mineral which typically crystallizes in the monoclinic system. Its chemical formula is CaC2O4·H2O. Common crystal habits include equant or stout prismatic crystals.