Serpentine Rock
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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 […]