Steven Poulton, Chief Executive of Altus, commented: "The drilling programme and seismic surveys at the Lakanfla project in western Mali have successfully proven the existence of a karst style system.

Sinkholes, often dramatic manifestations of karst geomorphology, result from the dissolution of soluble rock, such as limestone, dolomite, or evaporites, by naturally acidic groundwater. This process ...

For more than a decade, environmental activist Iwan Dento has opposed the mining of the limestone karst formations in his homeland of Maros, Indonesia. Until 2013, the karst mountain area of ...

Missouri is freckled with geologic features like caves and sinkholes. This is because the bedrock — composed of soluble rock like limestone and dolomite — is conducive to karst formation. Missouri has ...