Located 8 km S of Puerta Patillos and ~65 km S of Iquique.
"Terminal of Compañía Minera Doña Inés de Collahuasi SCM" (copper concentrates) (S 20°48'25", W 70°11'41).
(Minerals listed here may be from salt flats adjacent to Punta Patache, not necessarily from the Punta itself.)
Ref.:
http://www.mindat.org/mesg-6-82434.html