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Gases in Tektite Bubbles.

J A O'keefe, P D Lowman, K L Dunning

    Science (New York, N.Y.)
    |July 20, 1962
    PubMed
    Summary
    This summary is machine-generated.

    Spectroscopic analysis of electrodeless discharge in tektite bubbles revealed neon, helium, and oxygen gases. These gases likely originated from atmospheric diffusion and incorporation during tektite formation.

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    Area of Science:

    • Geochemistry
    • Spectroscopy
    • Planetary Science

    Background:

    • Tektites are natural glass objects formed from terrestrial debris ejected during meteorite impacts.
    • Understanding the composition of gases trapped within tektites can provide insights into their formation environment and atmospheric conditions.

    Purpose of the Study:

    • To identify the primary gaseous components within a tektite bubble.
    • To infer the origin of these gases based on their composition and known geological processes.

    Main Methods:

    • Spectroscopic analysis was performed on the light emitted from an electrodeless discharge within a tektite bubble.
    • Gas composition was determined by analyzing the characteristic spectral lines.

    Main Results:

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    • The analysis identified neon, helium, and oxygen as the principal gases present in the tektite bubble.
    • Neon and helium are likely atmospheric gases that diffused into the bubble.
    • Oxygen may represent atmospheric gas incorporated into the tektite during its high-temperature formation.

    Conclusions:

    • The gaseous content of the tektite bubble is primarily derived from the Earth's atmosphere.
    • The presence of these gases supports atmospheric incorporation and diffusion as key processes in tektite formation.