Karst is the geologic term for landscapes formed mainly by the dissolving of limestone or dolomite bedrock.
The fear is that the acid water will start flooding the caves and destroy their dolomite rock.
Generally, this rock is made of limestone or dolomite, both of which are easily dissolved by seeping groundwater.
The rhombic dolomite faces are often covered with a thin film of pyrobitumen.
dolomite is not only harder than regular limestone, it also can't be dissolved by slightly acidic rainwater.
The dolomite units are restricted to the northern part of the state.
Many of the more durable hoodoos are capped with a special kind of magnesium-rich limestone called dolomite.
Supply of high-purity limestone and dolomite suitable for specialty uses is limited in many geographic areas.
Shallow groundwater flows through a fractured dolomite aquifer.
British Dictionary definitions for dolomite
a white mineral often tinted by impurities, found in sedimentary rocks and veins. It is used in the manufacture of cement and as a building stone (marble). Composition: calcium magnesium carbonate. Formula: CaMg(CO3)2. Crystal structure: hexagonal (rhombohedral)
a sedimentary rock resembling limestone but consisting principally of the mineral dolomite. It is an important source of magnesium and its compounds, and is used as a building material and refractory
dolomitic (ˌdɒləˈmɪtɪk) adjective
C18: named after Déodat de Dolomieu (1750–1801), French mineralogist