alchemy: silver (argentum)

alchemy chemistry silver argentum luna moon artemis metal of precious noble value argyros silber silubr sirebro chemical formula alchymia iatrochemie spagyric magic mystic hermetic kabbalistic medieval mystery witchcraft occult sign symbol philosophers stone laboratory elixir life great deed grimoire transmutation quintessence lapis philosophorum magisterium chrysopoeia tetrasomata synthesis zauberbuch magnum opus knowledge herbs substance crystals metals minerals luster ore