alchemy: phlogiston (Φλογιστός)

alchemy alchymia all black chemicals chemistry chrysopoeia combustible combustion crystals deed elixir fiery flame great grimoire hermetic hermetis iatrochemie igneous kabbalistic knowledge laboratory lapis life magic magisterium magnum materia matter medieval metals minerals mystery mystic occult opus paracelsus perfect philosophers philosophorum phlogiston prima quintessence sign smaragdina spagyric stone substance substances sulfur sulphur sulphurium superfine symbol synthesis tabula tetrasomata transmutation vector witchcraft zauberbuch