Artificial intelligent assistant

resinite

resinite Min.
  (ˈrɛzɪnaɪt)
  [f. resin n. + -ite1.]
  Retinasphalt.

1849 Dana Geol. x. (1850) 542 Some of the wood is beautifully opalized, though the greater part has the pitchy lustre of resinite.

Oxford English Dictionary

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