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).

Abismo Guy Collet
LocationBarcelos, Amazonas, Brazil
Depth671 metres (2,201 ft)
Discovery2006
Geologyquartzite

Sima Pumacocha in Peru held the previous depth record in South America, determined to be 638 m (2,093 ft) deep in 2004.

References

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0°51′23″S 63°22′18″W / 0.85639°S 63.37167°W / -0.85639; -63.37167