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Cyclops (rock)



A Mexican agate, showing only a single eye, has received the name of cyclops. Included matter of a green colour, like fragments of "green earth," embedded in the chalcedony and disposed in filaments and other forms suggestive of vegetable growth, gives rise to moss agate.

References

  • THE NOMENCLATURE OF SILICA by GILBERT HART, American Mineralogist, Volume 12, pages 383-395, 1927


 
This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Cyclops_(rock)". A list of authors is available in Wikipedia.
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