schreibersite

from The Collaborative International Dictionary of English v.0.48
Schreibersite \Schrei"bers*ite\, n. [Named after Carl von
   Schreibers, of Vienna.] (Min.)
   A mineral occurring in steel-gray flexible folia. It contains
   iron, nickel, and phosphorus, and is found only in meteoric
   iron.
   [1913 Webster]
    

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