Complex sentence: Amulets are usually outside of the normal sphere of religious experience though associations between certain gemstones and gods has been suggested, for example, Jupiter is represented on milky chalcedony, Sol on heliotrope, Mars on red jasper, Ceres on green jasper and Bacchus on amethyst.
Split into simpler sentences: Amulets are usually outside of the normal sphere of religious experience, though associations between certain gemstones and gods has been suggested. For example, Jupiter is represented on milky chalcedony, Sol on heliotrope, Mars on red jasper, Ceres on green jasper, and Bacchus on amethyst.