Artificial intelligent assistant

argentite

argentite Min.
  (ˈɑːdʒəntaɪt)
  [f. L. argent-um silver + -ite.]
  Silver-glance or argyrose, a native sulphide found in veins traversing granite, etc.

1837–68 Dana Min. 39 Malleable like ordinary argentite.

Oxford English Dictionary

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