Yellow Helmet Shells - 10 - 11 inches - Cassis Cornuta - Philippines Sea Shells Harmony of geometric shapes is

Harmony of geometric shapes is known from ancient times

12% myrcene

5 inch - Amethyst geode crystals - Amethyst is a beautiful crystal that can range in colour from a vibrant rich purple

blue to violet

Yellow Helmet Shells - 10 - 11 inches - Cassis Cornuta - Philippines Sea Shells Harmony of geometric shapes isYELLOW HELMET SHELL 10 11 inch Cassis Cornuta from the Pacific Ocean. Seashell Canada. Cassis cornuta, common name the horned helmet, is a species of extremely large sea snail, a marine gastropod mollusc in the family Cassidae, the helmet shells and their allies. The length of the shell varies between 50 mm and 410 mm. It is the largest of all helmet shells. It has a very solid, heavy, rotund shell with large, horn like knobs and a wide, flat base.