"Misbaha, islamic prayer beads" are most commonly made of various gemstones, silver, wooden beads, shell, horn, glass and synthetic. Semi precious stone beads are made of; carnelian agate, amber, amethyst, jet stone, onyx, turquoise, pearl, coral, jade, lapis, tiger's eye, etc whereas wooden beads are made of; walnut, ebony, rosewood, wenge tree, guayacan tree, olive tree, etc.
The rosary or prayer rosary used by Eastern Orthodox Christians also called as "Chotki" is made of knotted wool. Roman Catholics' rosary beads are composed of crucifix and center which can be made of sterling silver and gold, beads are usually made of glass, amethyst, rose quartz stone, crystal, black onyx, lavender glass or pearl.