Data for: Sediment efflux of silicon on the Greenland margin and implications for the marine silicon cycle

Pore water, core incubation, and sponge Si isotope data from sediment cores collected from the Greenland margin and Labrador Sea.采自格陵兰陆缘与拉布拉多海的沉积岩芯的孔隙水、岩芯培养实验及海绵硅同位素数据