The Abismo Guy Collet (SP-090) is the deepest cave in South America, and the deepest in the world that is formed in quartzite.
Located in a tepui in northern Brazil near the border with Venezuela, this cave was first explored by cavers in 2006 to a depth of 671 m (2,201 ft).
Sima Pumacocha in Peru held the previous depth record in South America, determined to be 638 m (2,093 ft) deep in 2004.
This article about a location in the Brazilian state of Amazonas is a stub.
You can help Wikipedia by expanding it.This article about a cave in Brazil is a stub.