Jupiter Dangle EarringsRock(!) your love for Jupiter, the giant of the Solar System! These earrings use beautiful minerals from our home planet to represent Jupiter and its four largest moon, aka the Galilean Satellites. Jupiter is rhodochrosite, Io is rutile quartz, Europa is moss agate, Ganymede is Norway moonstone, and Callisto is eagle eye. Plus, the distances of the moons from Jupiter are roughly to scale! Earrings are 2. 25 inches long and made with sterling silver