925 Sterling Silver Necklace 21" (adjustable) with Moissanite Pendant

925 Sterling Silver Necklace 21" (adjustable) with Moissanite Pendant What Is Moissanite Made From? Composed of silicon carbide, moissanite is a lab created gem often used as a diamond alternative. Why? It’s exceptionally durable, gives off a fiery sparkle, and comes at attainable price points. Moissanite was first discovered in a meteor crater in 1893 by scientist Henri Moissan. Today, however, naturally occurring moissanite is incredibly rare, which is why the creation process is replicated for jewelry purposes