Lead Zinc Conc 0008 Lead Zinc Conc 0009 Lead Zinc Conc 0013 Lead Zinc Conc 0018 Lead Zinc Conc 0028 Lead Zinc Conc 0029 Lead Zinc Conc 0030 Lead Zinc Conc 0035 Lead Zinc Conc 9979 Lead Zinc Conc 9985 Lead Zinc Conc 9988 Lead Zinc Conc 9997 Lead Zinc Conc 9998