Data for: Asynchronous δ13Ccarb and δ13Corg records during the onset of the Mulde (Silurian) positive carbon isotope excursion from the Altajme core, Gotland, Sweden

Carbonate carbon and organic carbon isotope data from the Mulde Event in the Altajme Drill Core, Gotland Sweden瑞典哥得兰岛（Gotland）阿尔塔杰姆钻孔岩芯（Altajme Drill Core）中穆德事件（Mulde Event）的碳酸盐碳与有机碳同位素数据