The words for silver in several quite differing languages converge upon an idea of whiteness: Egyptian hd means white; Hebrew keseph means shining white metal; the root radj of both Greek argyros and Latin argentum means white, bright, shining, gleaming. The Greek argos, besides bearing the root meanings of white and glistening, also denotes swift, as hunting dogs. In the very word for silver are the hounds of Artemis/Diana, Goddess of the Moon, her elusiveness and danger, and it is an alchemical convention to interchange white, silver, and moon - and Diana too. The flash, gleam, and swiftness of silver appear in the Argo, the ship of Jason's argonauts, that vessel necessary for journeying to the Golden Fleece in the realm of the Sun. Here, too, an alchemical conjunction presented as mythic configuration, confirming our thesis: the way to the gold is via the silver. Silvering, in short, is whitening, the albedo stage of the work, and the lunification of the material refers to any process - lustration, calcination, coagulation - that can bring forth a white and gleaming condition of the soul in the material.
— James Hillman
Silver carries a memory in its very name. Before the alchemists organized their stages, before whiteness became a technical designation, the root was already gathering swiftness, gleam, the flash of hounds at the edge of a clearing — all of it encoded in a word shared across languages that never met each other in time. Hillman is pointing at something precise here: the albedo is not a symbol of purity in the devotional sense, not a cleansing that removes the darkness in favor of something brighter and more spiritual. It is lunification, a bringing into relationship with the moon — with Diana's elusiveness, her danger, her hounds that vanish when you turn to look at them directly.
This is where the pneumatic misreading of albedo does its damage. Whiteness, in that register, becomes arrival: the soul purified, the dross burned off, the higher condition achieved. But the Argo carries Jason toward gold, not into it — the silver is the vessel required for the journey, not the destination confused for the journey's end. The albedo is a condition of soul in the material, luminous and unstable, already moving. Whatever gleams here does not rest.
James Hillman·Alchemical Psychology·2010