Absorption spectrum

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  • Spectrum associated with absorption of electromagnetic radiation by atoms (or other species) resulting from transitions from lower to higher energy states.
  • A graph of the amount of light a substance absorbs, plotted as a fuction of energy, frequency or wavelength.
  • The array of absorption bands or lines seen when a continuous spectrum is transmitted through a selectively absorbing medium. AGI
    Source: Dictionary of Mining, Mineral, and Related Terms

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