Fossil Chai TasbihA Symbol of Spiritual Elegance and Tradition. The Fossil Chai Tasbih is made from fossil stone beads. It is believed these stones are formed from sea fossils or shale, which is cut and polished also known as fossil coral. This new piece is handmade with a sterling silver tassel and imam. The harmonious blend of high quality beads adds a timeless charm, making it not only a functional spiritual tool but also a stylish accessory that complements any