A variety of agate or chalcedony, in which occur even layers of white and black or white and brown, sharply defined in good specimens; they come from India, and are highly valued for cameo-cutting.
A variety of agate or chalcedony, in which occur even layers of white and black or white and brown, sharply defined in good specimens; they come from India, and are highly valued for cameo-cutting.
The Nuttall Encyclopædia: Being a Concise and Comprehensive Dictionary of General Knowledge[1] is a late 19th-century encyclopedia, edited by Rev. James Wood, first published in London in 1900 by Frederick Warne & Co Ltd.
WikipediaEditions were recorded for 1920, 1930, 1938 and 1956 and was still being sold in 1966. Editors included G. Elgie Christ and A. L. Hayden for 1930, Lawrence Hawkins Dawson for 1938 and C. M. Prior for 1956.[2]
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