Original data—The mineralogical evidence for the formation of gold-bearing pyrite through the metasomatism of siderite by the Au-As-S multicomponent fluids

Morphology and composition of siderite and pyriteEPMASEMXRDRamanICP

菱铁矿（siderite）与黄铁矿（pyrite）的形貌及成分表征，所用表征技术包括电子探针显微分析（Electron Probe Microanalysis, EPMA）、扫描电子显微镜（Scanning Electron Microscope, SEM）、X射线衍射（X-ray Diffraction, XRD）、拉曼光谱（Raman spectroscopy）以及电感耦合等离子体（Inductively Coupled Plasma, ICP）。