Mahogany Jasper semi precious gemstones, 10mm diameter. Price is per bead. 1 Strand is approx. 40 beads, beads may come strung or loose. Mystical Properties: Agate is said to to guard one against danger, to cure insomnia, to ensure pleasant dreams and to help with clarity enabling one to see the world through a broader perspective. It attracts good fortune, increases concentration and promotes good will. Medical properties: It is thought to stimulate fertility and to be advantageous in relieving bone marrow ailments and allergies.