rutile

ru·tile (ro̵̅o̅′tēl′, -tīl′)

noun

a hard, reddish, tetragonal form of titanium dioxide, an ore of titanium

Etymology: < Fr or Ger: Fr < Ger rutil < L rutilus, red; akin to rufus, rubeus, red

Adjective modifier

reduced: There are two models to explain the optical absorption of reduced rutile: 1. Absorption due to a polaron effect.

Modifies a noun

crystal: Photomicrographs showing rutile crystals before and after heating in air at 800°C.

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