Modern Artisans American Made Glass Ammonite Shell Pendant Necklace, Amber Color The ammonite is artistically portrayed in glass, a revered symbol frozen in time Molton glass is melted, shaped, and coaxed atop a flame to form the ammonite shell Borosilicate glass (the same durable Pyrex glass used in bakeware and lab equipment) Pendant measures approx 1.25-inches, includes removable 18-inch rubber cord with lobster claw clasp Handmade in the USA - individual size and color tone may vary slightly