File:Original McKelvey Diagram 1976.pdf
Appearance
Original_McKelvey_Diagram_1976.pdf (725 × 591 pixels, file size: 147 KB, MIME type: application/pdf)
File history
Click on a date/time to view the file as it appeared at that time.
Date/Time | Thumbnail | Dimensions | User | Comment | |
---|---|---|---|---|---|
current | 14:37, 2 September 2021 | ![]() | 725 × 591 (147 KB) | Mary Mark Ockerbloom | Uploaded a work by V. E. McKelvey from "Principles of the mineral resource classification system of the U.S. Bureau of Mines and U.S. Geological Survey : Geological Survey Bulletin 1450-A" by Thomas S. Kleppe and V. E. McKelvey, U.S. Bureau of Mines and U.S. Geological Survey. Washington, D.C.: United States Government Printing Office, 1976 with UploadWizard |
File usage
The following pages on the English Wikipedia use this file (pages on other projects are not listed):