speleothem
structure formed in a cave by the deposition of minerals from water,
soda straw
tubular form of cave mineral deposit
flowstone
geological phenomenon
coralloid
common cave formation
Dogtooth spar
mineral deposit found in limestone caves
Cave pearl
mineral formation found in caves
Calcite rafts
Cave-crystallized calcite crusts
draperies
dropstone in a cavern
Rimstone
cave formation
dripstone
rock deposited by precipitation from dripping water, such as that which forms stalactites and stalagmites