alchemy: brass (auricalcum)

aes alchemy alchymia alloy auricalcum azoth book brass chemical chemicals chemistry chrysopoeia composition copper crystals deed elixir flowers formula great grimoire hermetic iatrochemie kabbalistic laboratory lapis life magic magisterium magnum materia matters medieval metal metals minerals mystery mystic occult opus orichalcum philosophers philosophorum prima quintessence sign sorcery spagyric stone stuffs substance symbol synthesis tetrasomata transmutation vector work yellow zauberbuch zinc