| Darwin United States | −4.92 ± 0.79 ‰ | −5.78 / −3.6 ‰ | 9 | rhombohedral post-sulfide calcite, pyrite ore (Defiance and Thompson-Essex) | Rye et al. (1974), Carbon, hydrogen, oxygen, and sulfur isotope study of the Darwin lead-… |
| Darwin United States | −4.48 ± 1.45 ‰ | −5.55 / −2.4 ‰ | 4 | post-sulfide calcite, pyrrhotite ore (Thompson-Essex) | Rye et al. (1974), Carbon, hydrogen, oxygen, and sulfur isotope study of the Darwin lead-… |
| Darwin United States | 1.62 ± 0.91 ‰ | 0.68 / 2.49 ‰ | 3 | relict limestone within the ore | Rye et al. (1974), Carbon, hydrogen, oxygen, and sulfur isotope study of the Darwin lead-… |
| Sierra Mojada District Mexico | 3.5 ± 0.42 ‰ | 3.2 / 3.8 ‰ | 2 | host limestone (Aurora?) | Kyle et al. (2018), Nature and origin of the nonsulfide zinc deposits in the Sierra Mojad… |
| Sierra Mojada District Mexico | −6.31 ± 0.66 ‰ | −7.2 / −5.3 ‰ | 9 | late White Zinc Zone calcite (fractures, speleothem, crystals on smithsonite) | Kyle et al. (2018), Nature and origin of the nonsulfide zinc deposits in the Sierra Mojad… |
| Sierra Mojada District Mexico | −6.72 ± 1.98 ‰ | −8.5 / −3.9 ‰ | 4 | Red Zinc Zone and Aurora dolomite calcite | Kyle et al. (2018), Nature and origin of the nonsulfide zinc deposits in the Sierra Mojad… |
| Sierra Mojada District Mexico | 0.35 ± 0.7 ‰ | −0.3 / 1.1 ‰ | 4 | type A smithsonite (unzoned scalenohedra) | Kyle et al. (2018), Nature and origin of the nonsulfide zinc deposits in the Sierra Mojad… |
| Sierra Mojada District Mexico | −1.94 ± 1.94 ‰ | −8.4 / 1 ‰ | 27 | type B smithsonite (colloform) | Kyle et al. (2018), Nature and origin of the nonsulfide zinc deposits in the Sierra Mojad… |
| Sierra Mojada District Mexico | −6.3 ‰ | | 1 | lead carbonate manto cerussite | Kyle et al. (2018), Nature and origin of the nonsulfide zinc deposits in the Sierra Mojad… |
