Lead-Zinc District of Illinois Historical Document Folder: Alteration Mineralization (Plans and calculations) File: Handwritten data.pdf UID: 716
Dates
Dataset Reference Date
2015-09-28
Summary
Historical Lead-Zinc District Document from Industrial Mineral Section Records Folder: Alteration Mineralization (Plans and calculations) File: Handwritten data.pdf Type: Lab results UID: 716
Summary
Historical Lead-Zinc District Document from Industrial Mineral Section Records Folder: Alteration Mineralization (Plans and calculations) File: Handwritten data.pdf Type: Lab results UID: 716