Lead-Zinc District of Illinois Historical Document Folder: Mineral Halos - MS File: Mineral Halos and Application to Prospecting.pdf UID: 896
Dates
Dataset Reference Date
2015-09-28
Summary
Historical Lead-Zinc District Document from Industrial Mineral Section Records Folder: Mineral Halos - MS File: Mineral Halos and Application to Prospecting.pdf Type: Report UID: 896
Summary
Historical Lead-Zinc District Document from Industrial Mineral Section Records Folder: Mineral Halos - MS File: Mineral Halos and Application to Prospecting.pdf Type: Report UID: 896