If mercury is Śiva's spilled seed, sulphur is the Goddess's spilled blood. The myth: the Goddess is bathing in the Ocean of Milk, off the coast of White Island, playing with her female attendants, when blood issues from her body.1 The blood is wonderfully scented, captivating; it stains her clothes, which the tide carries off. During the great churning of the Ocean of Milk, that blood rises to the surface alongside the nectar of immortality, and its aroma so pleases the gods and demons that they name it gandhaka — "the aromatic one" — and declare it shall be used "in the calcination and fixing of mercury."1
So sulphur is the female counterpart to male mercury: her blood to his seed, the reagent that fixes the quicksilver. The two origin myths are a matched pair — god's seed becomes mercury, goddess's blood becomes sulphur — and together they make the alchemist's two great materials into the bodily fluids of the divine couple.
The myth of sulphur's origin from the Goddess's menstrual blood:1
White flags two readings beneath the myth. Alchemically, a related text describes an operation of heating sewn cloth and menstrual blood in a vessel of milk — the myth as a recipe.3 Geologically, the myth may describe a submarine volcanic eruption depositing sulphur, linked to the doomsday-fire of the submarine mare (the bāḍava) and to terrestrial gas-vents (jvālāmukhī) considered manifestations of the Goddess — like the famous blue flame at Jvālāmukhī, a major Nāth Siddha site.4
Why give sulphur a blood-origin to match mercury's seed-origin? Because the alchemy needs a female pole to match the male one. Mercury alone is volatile, fugitive, unfixable; it has to be fixed by sulphur, which the texts make the Goddess's blood. So the chemistry (sulphur fixes mercury) is read as a marriage (the Goddess's blood receives and stabilizes Śiva's seed). The matched origin-myths make the two great reagents into the divine couple, so that every mercury-sulphur operation is their union.
The geological reading shows the myth doing the same work as the mercury one — encoding real facts in sacred story. India has no major sulphur deposits from ordinary mining; much of its sulphur came from sulphur springs and volcanic regions, which are also pīṭhas (seats) of the Goddess.5 So the myth of the Goddess's blood surfacing from the ocean encodes where sulphur actually comes from: hot springs and volcanic vents, which the tradition already saw as the Goddess's body (her tongue, her flame). The "blood on the shore" is the sulphur deposit at the spring; the submarine eruption is the source. Theology maps geology again.
This page is the female half of the alchemical substance-theology — the matched pair to the mercury origin myth. It supplies the Goddess's blood that bonds with Śiva's seed in cinnabar. And it grounds the sacred alchemical sites (the sulphur springs and gas-vents that are the Goddess's body).
The clearest case of the myth-as-geology is the pilgrimage site of Jvālāmukhī in Himachal Pradesh — "the most popular pilgrimage site in all of Himachal Pradesh," and long an important Nāth Siddha center.4 It's a blue flame that burns within a natural freshwater spring, identified with the tongue of the Goddess.4 A natural gas-vent, burning, is worshipped as the Goddess's fiery tongue.
Watch how the myth and the geology fuse here. The sulphur-origin myth describes the Goddess's aromatic blood surfacing from a submarine eruption. Jvālāmukhī is a terrestrial version: a burning vent where the Goddess's fiery body breaks the surface. The tradition reads geothermal activity — gas-vents, hot springs, sulphurous deposits — as the Goddess manifesting in the earth. So the alchemist seeking sulphur goes to where the Goddess's body shows forth: the springs and vents that are her tongue, her flame, her blood. The case shows the sulphur myth functioning exactly like the mercury one — a sacred story that tells you where the real material is (volcanic and geothermal regions) by mapping it onto the Goddess's body. The pilgrim worshipping the blue flame and the alchemist gathering sulphur are at the same kind of site for the same reason: it's where the Goddess's fiery, blood-bearing body touches the surface.
You're reading about sulphur, or the Goddess's blood, or a fixing reagent in alchemy. Read it as the female pole and look for its geology.
Ask: is this the substance that fixes the volatile mercury? If so, it's the Goddess's blood — the female complement that stabilizes the male seed. Then look for the geology: sulphur comes from springs and volcanic vents, which the tradition reads as the Goddess's body breaking surface. The myth (blood from a submarine eruption) and the geology (sulphur from geothermal regions) are the same fact in two registers. Reading sulphur as the female pole, and tracing it to the Goddess's geothermal body, decodes both the chemistry (sulphur fixes mercury = blood receives seed) and the sacred geography (sulphur springs = the Goddess's pīṭhas).
The failure is reading the sulphur myth as unrelated fantasy — missing both that it's the matched female pole to mercury's male origin, and that it encodes real geology (sulphur from volcanic and geothermal regions). You spot it when an account treats sulphur as a mere reagent rather than as the Goddess's blood, the female half of the divine substance-pair.
The opposite failure is over-literalizing the geology — reading the myth as just a garbled volcano report, missing the theological work (sulphur as the Goddess's fixing blood, the female pole the alchemy requires). When a reading loses either the matched-pair theology or the encoded geology, it misses how the myth does both at once: making sulphur the Goddess's blood and mapping where to find it.
The evidence is the myth (the Goddess's aromatic blood, the Ocean of Milk, the naming as gandhaka, the assignment to fixing mercury), the alchemical recipe-reading (heating cloth and menstrual blood in milk), and the geological reading (submarine eruption, sulphur springs as the Goddess's pīṭhas, Jvālāmukhī).1345
The tension: the myth has both an alchemical (recipe) and a geological (volcanic) reading, and White offers both without fully choosing. Is the myth primarily a coded recipe, a coded geology, or a theology that happens to fit both? White's "appears to have both an alchemical and a geological explanation" leaves it productively open — the myth may be over-determined, doing several jobs at once, like cinnabar.
An open question: the matched origin-myths make mercury male (seed) and sulphur female (blood), with sulphur fixing the volatile mercury. Does the gender-assignment carry a valuation — the male as the volatile, fugitive, precious thing that must be stabilized by the female? That would invert the usual reading (active male, passive female): here the female (sulphur) is the fixing, stabilizing agent and the male (mercury) is the unstable one that can't hold itself together without her.
White draws this from the alchemical texts (the sulphur-origin myth, the fixing-recipe) and the geographical-geological sources (sulphur springs as pīṭhas, Jvālāmukhī), and reads it as the matched female pole to the mercury myth. The texts give him the Goddess's blood becoming gandhaka; the geology gives him the sulphur springs. White's move is to pair the two origin-myths (seed/blood, male/female) and to read both as encoding real material sources.
The strength is the matched structure (the myths are deliberately parallel) and the solid geology (Indian sulphur really does come from geothermal regions that are Goddess-sites). White's holding of both the alchemical and geological readings without forcing a choice is the honest move — the myth is over-determined, and pinning it to one reading would lose the others.
Plain version: a culture can pair its two key materials as a divine couple — his seed, her blood — and can map where each is found onto the bodies of the god and goddess.
The sharpest version. Across this whole tradition, the female is the one who has the precious substance and fixes what won't hold together; the male is the one who lacks it and leaks. Sulphur (the Goddess's blood) stabilizes the volatile mercury (Śiva's seed), which can't bind itself. Vajrolī has the woman naturally hold the nectar the man must extract. King Moon, the male, is the one who spends and wastes. Take that seriously and a striking pattern emerges under the surface misogyny people often expect: in the symbolic structure, the feminine is the strong, stable, self-possessed pole, and the masculine is the unstable, depleting, dependent one. The tradition's anxiety isn't that women are weak — it's that men leak, and need what women hold. The whole apparatus may be a male attempt to acquire the stability the symbolism grants women by nature.
Questions worth chasing: