Human: Make a concise location description of a eerie cave cavern scene with pumice, stalactite, and stalagmite. Assistant: 
Blanketing the area is a thick carpet of fine-textured black pumice. A few short stalagmites poke up through the layer of powder. The huge, echoing chamber expands to the north and west where an awe-inspiring paired stalactite and stalagmite reach towards each other in a much awaited embrace.