Serpentine Rock
Serpentine is used as a gemstone, carving material, architectural stone, and a source of asbestos. You’re probably most familiar with the apple-green to-black color with light and dark-colored mottled areas. Their surfaces often have a wax-like or shiny appearance with a soapy feel. Serpentine is usually fine-grained and compact but can be granular, fibrous, or […]