Ocean Jasper is a trade name for a multicolored stone from Madagascar, typically with spherical patterning. Although commonly described as an orbicular jasper, the most recent research suggests it is the mineral chalcedony instead. ... Ocean Jasper's capacity to transmit light is a characteristic of chalcedony. Ocean Jasper is a stone that aids you to communicate more positively and allow loving feelings to be expressed in what you say. These crystals bring joy and elevated spirits, and relieve stress, worry and other negative feelings.