Viewed in the context of these secrets, that of gold making is, relatively speaking, of little consequence: something comparable to the super-powers (siddhis) sometimes obtained by Great Yogis, which are sought not after for their own sake, but are important by-products of high spiritual attainment." - Alchemy by S.K. de Rola.The Sacredness of the operation that we perform is intended for regeneration: physically, psychologically, and spiritually, through the assistance of the elixir as a manifestation of your spiritual power. We combine this aspect of the Work with Irfan/subtle evocations of angelic and celestial forces and astrological invocations, similar to what is done for talismans, to intensify the desired effects and properties of the phyto-nutrients and attributes of the plant spirits.
The process consists of 12 stages which is the completion of a cycle:
The stages are said to represent the stages Nature takes during the primary stages of creation and linked to the Primordial energy sources that exist in the creation process. This is also represented in the Cosmic arenas and their twelve signs of the zodiac, (macrocosm) and reflected in the human organism (microcosm) by the seven major, and five minor (for a total of twelve), psycho-spiritual centers called chakras in Sanskrit. These centers are also linked to the endocrine and nervous systems in human beings.
Therefore, both the study of astrological archetypes and the astrological timings of experiments , and esoteric/occult meditations, such as yoga, for the rising of spiritual energy known as the kundalini, are part of the alchemists path and following. The alchemist is in essence, a mystic, astrologer, and magician.
Further study on Alchemy here