Sentence Examples


  • Some of the "porphyroids" which have grains of quartz and felspar in a finely schistose micaceous matrix are intermediate between porphyries and micaschists of this group. Still more numerous are orthoschists of hornblendic character (hornblende-schists) consisting of green hornblende with often felspar, quartz and sphene (also rutile, garnet, epidote or zoisite, biotite and iron oxides).
  • They are principally finely divided quartz, epidote, zoisite, rutile, limonite, calcite, pyrites,.
 
 

Words near zoisite in the dictionary