Description based on: 4th quarter 1999; title from caption (viewed May 24, 2001).
Latest issue consulted: 3rd quarter 2006.
System Details
Mode of access: Internet at the USGS web site. Address as of 5/24/01: http://minerals.er.usgs.gov/minerals/pubs/commodity/fluorspar/index.html#mis; current access is available via PURL.
Linking Entry
Beginning with issue for 1st quarter 2003, issued in online format only.