A newly characterized Natural Sphalerite Reference Material (IGGSph-1) for In Situ S and Zn Isotope Microanalysis

Key Points

• The research aims to characterize a new reference material, IGGSph-1, for accurate zinc and sulfur isotope microanalysis.
• Characterization of the newly developed IGGSph-1 reference material
• Assessment of zinc and sulfur isotopic compositions
• Comparison with existing reference materials
• IGGSph-1 exhibits stable isotopic compositions for zinc and sulfur
• Demonstrated improved precision in isotopic analyses compared to previous materials
• Facilitates better tracing of geological processes through isotopic data