An official website of the United States government. Here's how you knowHere's how you know
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.
Latest Earthquake | Chat Share
Mineral Resources External Research Program Award 06HQGR0174 Final Report - Service Lifetimes of Mineral End Uses [pdf, 762 KB]
“Research supported by the U.S. Geological Survey (USGS) under number 06HQGR0174. The views and conclusions contained in this document are those of the non-USGS authors and should not be interpreted as necessarily representing the views, official policies, either expressed or implied, of the U.S. Government.”