Note 60 — Chapter III · THE GREAT GODS
Reading edition
This, as well as the fact that he was the god of the sharp-cutting obsidian from which such weapons were made, caused him to be regarded as patron deity of the wild hunting Chichimecs of the northern steppes, a connection which is eloquent of his erstwhile primitive character. It is clear, too, that Chalchiuhtotolin, the jewelled fowl, which is ruler of the eighteenth day-sign, tecpatl (obsidian knife), is merely a variant of Tezcatlipocâ.60