Sentence Examples


  • It is often said that this saline change is more characteristic of marcasite than of pyrite, but according to H.
  • For chemical means of distinguishing pyrite from marcasite consult H.
  • Other mineral substances obtained in small quantities are: pyrite, in St Lawrence county; arsenical ore, in Putnam county; red, green and purple slate, in Washington county; garnet in Warren, Essex and St Lawrence counties; emery and felspar, in Westchester county; and infusorial earth in Herkimer county.
  • In the case of coal, salt, iron ore, pyrite and other homogeneous minerals, boring may give all the information required.
  • Finely crystallized specimens of pyrite are obtained from many other localities, especially from Cornwall, Elba and Traversella, near Ivrea, in Piedmont.
 

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