jadeite: a hard green mineral consisting of sodium aluminum silicate in monoclinic crystalline form; a source of jade; found principally in Burma
mineral: solid homogeneous inorganic substances occurring in nature having a definite chemical composition
stratum granulosum: the layer of epidermis just under the stratum corneum or (on the palms and soles) just under the stratum lucidum; contains cells (with visible granules) that die and move to the surface