Frequently flooded landscapes on this type of rock are called alvars.
Frequently flooded landscapes on this type of rock are called alvars. One type of this rock forms when its constituents aggregate around oolites. The Dunham classification scheme for this rock separates subtypes based on the amount of mud present in samples. A fibrous form of this rock that is very similar to the water based tufa is called travertine and can form speleotherms. A namesake (*) "pavement" formed in regions of this rock is an indicator of Karst topography and is especially vulnerable to acid rain. Coquina, a poorly cemented collection of seashells, is one type of this rock, as is the more common chalk. For 10 points, name this type of sedimentary rock which metamorphoses into marble and is composed mainly of calcium carbonate, often in its mineral form calcite.
Frequently flooded landscapes on this type of rock are called alvars.
limestone