The people of the Diaguitas populated from 850 the territory in the small northern Chile and Región Noroeste Argentino, south of the people of the Atacama, between the rivers Copiapo and Choapa. While the Diaguita culture went down in Chile in the 16th century, still denoted in Argentina at the 2001 census, more than 30,000 people as belonging to the Diaguitas.

The Diaguitas were traditionally sedentary, settled in villages and operated cattle and cultivation. They put on their fields in terraces, which they irrigated by channels. They grew corn, beans, quinoa, and pumpkins. They used a lively exchange of goods with the living by the sea Chango. As a means of transport they used the Lama. Of the Changos the Diaguitas received, among other guano as a fertilizer for their fields. No other culture in Chile has such a degree of perfection in the art of ceramics reached as the Diaguitas. Gold, silver and copper were made into weapons, jewelery and other accessories.

Çaçan your language that was spoken by the Calchaquíes was extinct in the early 18th century; their Relationship to other languages ​​is unknown. It is believed that the Jesuit Alonso de Barcena documented the language, but the records seem to be lost.