Glossary of Karst and Cave Terms
arete and pinnacle karst
A landscape of naked reticulated raw-topped ridges having almost vertical slopes and a relief of as much as 120 meters. The ridges rise above forest- covered corridors and depressions. Found in New Guinea at elevations of 2,000 meters and more . Both pinnacle karst and arete karst are varieties of limestone landscape formed under equatorial rain forest cover. They are characterized by vertical sided blades of bare rock fretted by dissolution .