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Percentage of rock-fragments deposited (a,b,e,f) over travel distance (km) and their respective travel time (c,d,g,h) for July. The green, blue and yellow bars represent fragments released over the MG, LS and RB hydrothermal vents, respectively. The solid (contoured) bars represent the peridotites (steatites) rock type. (For interpretation of the references to colour in this figure legend, the reader is referred to the Web version of this article.)
