Pumice stone. This soft abrasive igneous rock originated as part of a pyroclastic flow from the 1883 eruption of Krakatoa (Krakatau). MICHAEL CLUTSON/SCIENCE PHOTO LIBRARY
534 Pumice Stone Stock Photos, High-Res Pictures, and Images - Getty Images
534 Pumice Stone Stock Photos, High-Res Pictures, and Images - Getty Images
8,000+ Pumice Stone Stock Photos, Pictures & Royalty-Free Images - iStock
Pumice by Science Photo Library
Pumice by Science Photo Library
534 Pumice Stone Stock Photos, High-Res Pictures, and Images - Getty Images
Pumice by Science Photo Library
Density of Pumice and Stone - Stock Image - C043/9062 - Science Photo Library
534 Pumice Stone Stock Photos, High-Res Pictures, and Images - Getty Images
Pumice Stone Closeup Stock Photo 3310801
pumice - Stock Photo [33901671] - PIXTA
50+ Free Pumice Stone & Pumice Images - Pixabay
15,070 Pumice Stone Images, Stock Photos, 3D objects, & Vectors
Pumice Images – Browse 133,019 Stock Photos, Vectors, and Video