Dataset for research paper titled "Sulfur-depleted, iron-oxyhydroxide rich hydrothermal sediments at the newly discovered high-temperature Mirae-2 vent field, Central Indian Ridge "

Microbial diversity data (excel worksheet) used in figures 7 and 8. Data set of X-ray diffraction data of Site 1 bottom sediment (Site1 vent bottom.txt) and Site 2 microbial mat (Site2 microbial mat. txt)用于图7与图8的微生物多样性数据（Excel 工作表格式）。 包含1号位点底泥的X射线衍射（X-ray diffraction）数据集（对应文件：Site1 vent bottom.txt）以及2号位点微生物垫的X射线衍射数据集（对应文件：Site2 microbial mat. txt）