Description based on: Feb. 2000; title from caption (viewed May 21, 2001).
Latest issue consulted: Sept. 2006.
Mode of access: Internet from the USGS web site. Address as of 5/18/01: http://minerals.usgs.gov/minerals/pubs/commodity/chromium/index.html; current access is available via PURL.
Beginning with issue for Jan. 2003, issued in online format only.