AFTER the obituary notices of eminent Fellows lost during the past year, who were more than usually numerous, the president confined his own special address to the consideration of the structure and ...

Limestone Pavements are bare limestone rock surfaces composed of slabs of rock (clints), separated by variable-width vertical cracks (grikes) . These grikes have developed by weathering and enhanced ...

Found all over the world, calcite is the most stable form of calcium carbonate and is the main mineral found in limestone. We find calcite in the ocean, in shells or hard parts of marine organisms ...

Researchers have revealed a unique strategy evolved by sea urchins to keep their digging teeth sharp enough to carve out hiding holes in limestone. Sea urchins dig themselves hiding holes in the ...

A cave or caves with a complex network made up of interconnected chambers and passages that make up an underground drainage system CAVE A natural opening in the rock which is large enough to be ...

Spots of light glinted off the faceted sides of more than a dozen calcite crystals stuck inside a small cave at the top of a steep, rocky couloir. Tom Benedict balanced on a thin log spread across the ...