184 Nautilus Shell Cross Section Photos and Premium High Res Pictures - Getty Images
184 Nautilus Shell Cross Section Photos and Premium High Res Pictures - Getty Images
Biomimesis and the Geometric Definition of Shell Structures in Architecture
Component, yellow conch shell (natural), 65x19mm-69x23mm hand-cut cross section, Mohs hardness 3-1/2. Sold per pkg of 2. - Fire Mountain Gems and Beads