Liitvulkaneid
Liitvulkaneid refers to a type of volcano found in Estonia. These formations are not active in the traditional sense, meaning they do not erupt molten rock or ash. Instead, their origins are linked to geological processes involving underground water and dissolved minerals. Specifically, liitvulkaneid are associated with the dissolution of soluble rocks, such as limestone or gypsum, which creates cavities underground. When the overlying sediment or soil collapses into these cavities, it can create conical mounds that resemble small volcanoes. These features are often found in areas with karst topography, where water has significantly shaped the landscape through dissolution. The term "liitvulkaneid" is a direct translation from Estonian, meaning "litho-volcanoes" or "rock volcanoes," highlighting their geological, rather than magmatic, nature. They are primarily of scientific interest for understanding groundwater movement and karst processes. Their formation is a slow geological phenomenon, not a sudden eruptive event. These structures are a testament to the subtle but powerful ways geological forces can shape the Earth's surface over long periods, without the dramatic displays of typical volcanism.