Letter | Published:

Potassium–Argon Ages of Some Rocks from the South Atlantic



THE ages of micas separated from a number of rocks from the South Orkney Islands have been determined using the potassium–argon method.

Access optionsAccess options

Rent or Buy article

Get time limited or full article access on ReadCube.


All prices are NET prices.


  1. 1

    Tilley, C. E., “Report on Rocks from the South Orkney Islands”, “Discovery” Report X, 383 (1935).

  2. 2

    Holmes, A., Trans. Edin. Geol. Soc., 17, Pt. 3, 183 (1959).

  3. 3

    Adie, R. J., “The Petrology of Graham Land III. Metamorphic Rocks of the Trinity Peninsula Series”. Falkland Islands Dependencies Survey Scientific Reports No. 20, 21 (1957).

  4. 4

    Matthews, D. H., Geol. Mag., 96, No. 6, 425 (1959).

Download references

Author information

Rights and permissions

To obtain permission to re-use content from this article visit RightsLink.

About this article


By submitting a comment you agree to abide by our Terms and Community Guidelines. If you find something abusive or that does not comply with our terms or guidelines please flag it as inappropriate.