Calcite rafts
Videos
Calcite crystals form on the surface of quiescent bodies of water, even when the bulk water is not supersaturated with respect to calcium carbonate. The crystals grow, attach to one other and appear t
Calcite rafts on the surface of water in Carpinteria Reservoir
Lattice work or calcite rafts on a calthemite (soda) straw stalactite drop
Calcite rafts in Kartchner Caverns, Arizona
Detail of calcite rafts on the surface of water in Carpinteria Reservoir
Stalactite
Videos
A stalactite is a mineral formation that hangs from the ceiling of caves, hot springs, or man-made structures such as bridges and mines. Any material that is soluble and that can be deposited as a col
Image showing the six most common speleothems with labels. Enlarge to view labels.
Pillars in the Caves of Nerja, Spain
Shark tooth stalactites
Ice stalactites on the gutter of a house