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• n  a soft mineral (calcium fluoride) that is fluorescent in ultraviolet light; chief source of fluorine

• We have in Mexico considerable manganese ore and fluor spar, as well, two articles found in very small quantities in the United States.
• By hit-or-miss methods he obtained in his retorts "marine acid air" (hydrochloric acid gas), "vitriolic acid air" (sulphur dioxide), "fluor acid air" (silicon fluoride .

• fluorite
• fluorspar

News & Articles

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• Final Glance: Construction companies
  Shares of some top construction companies were down at the close of trading: Fluor fell $1.36 or 2.2 percent, to $60.21. Foster Wheeler fell $.10 or .4 percent, to $22.89. Quanta Services Inc. fell $.52 ...
  June 12, 2013 - Associated Press via Yahoo! News
• Midday Glance: Construction companies
  Shares of some top construction companies are mixed at 1 p.m.: Fluor fell $1.17 or 1.9 percent, to $60.40. Foster Wheeler rose $.01 or percent, to $23.00. Quanta Services Inc. fell $.43 or 1.6 percent, ...
  June 12, 2013 - Associated Press via Yahoo! News
• Fluor Announces Adjustment of Conversion Rate for 1.5% Convertible Senior Notes Due 2024
  Fluor Corporation announced today that the conversion rate applicable to its outstanding 1.5% Convertible Senior Notes due 2024 has been adjusted to 36.6729 from 36.2815, effective June 4, 2013, subject to further adjustment as provided in the governing indenture.
  June 6, 2013 - Business Wire via Yahoo! Finance