The structure of a raised consciousness rests on stages of inner growth, each named by a stone that marks a degree of understanding won through disciplined practice rather than gift. The city is the awakened awareness a person builds, and its foundations are the settled layers beneath it, so that the first level is the growing clarity of divine consciousness, and above it the deep blue of higher perception, then a threshold stone, then the green of consciousness still unfolding. These are not gems on a literal wall but measured steps in the maturing of the mind, laid one upon another as a person advances.
What religion pictures as a jeweled heaven is a diagram of how awareness is assembled from the ground up. Each stone is a stage that must be reached in order, and the whole wall is the finished strength of a mind that has climbed through them. The meaning is direct: spiritual growth is built in layers, and each layer is real progress earned by practice.
City: the raised consciousness a person builds and inhabits
Foundations: the settled inner stages that a mature awareness is built upon
Jasper: the growth of divine consciousness and understanding, the first clear degree
Sapphire: the deep reach of higher perception laid above the first
Emerald: the green growth of a consciousness still unfolding toward its full measure