Description based on: Feb. 2000; title from caption (viewed May 22, 2001).
Latest issue consulted: Jan. 2007.
Mode of access: Internet at the USGS web site. Address as of 10/14/99: http://minerals.usgs.gov/minerals/pubs/commodity/silicon/index.html; current access is available via PURL.
Beginning with issue for Jan. 2003, issued in online format only.