Official websites use .gov
A .gov website belongs to an official government organization in the
United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
| Publication type | Report |
|---|---|
| Publication Subtype | USGS Numbered Series |
| Title | Our mineral supplies--The rarer metals |
| Series title | Bulletin |
| Series number | 666 |
| Chapter | U |
| DOI | 10.3133/b666U |
| Edition | - |
| Year Published | 1919 |
| Language | ENGLISH |
| Description | p. 123-135 |
| Google Analytic Metrics | Metrics page |