The strata of meanings which I have just laid out in terms of Demeter-Ge-chthon imagines a nonphysical earth or terre pur, below or beyond and maybe prior to the ground that we touch.
Hillman argues that Ge names a distinct stratum of psychic earth — neither material ground nor the more familiar Gaia — occupying a nonphysical, sub-cosmogonic register connected to retributive justice and mantic power.
, The Dream and the Underworld, 1979thesis