Oligoclase

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Oligoclase \Ol"i*go*clase\, n. [Oligo- + Gr. ? fracture, fr. ?
     to break.] (Min.)
     A triclinic soda-lime feldspar. See {Feldspar}.
     [1913 Webster]

From WordNet (r) 2.0 [wn]:



  oligoclase
       n : any of a rock-forming series of triclinic feldspars [syn: {plagioclase}]