the vision pointed to this central alchemical symbol, and that I had an essentially alchemical vision of Christ, I felt comforted. The green gold is the living quality which the alchemists saw not only in man but also in inorganic nature. It is an expression of the life-spirit, the anima mundi or filius macrocosmi
Jung identifies viriditas with the living quality of green gold — the anima mundi immanent in all creation — disclosed to him through an autobiographical vision of Christ.
, Memories, Dreams, Reflections, 1963thesis