A Dictionary of the English Language
                        A Digital Edition of the 1755 Classic by Samuel Johnson
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View Scan · View Transcription · from page 2315

View Scan · View Transcription · from page 2315

Powder the calx of cobalt, very fine, and mix it with three times its weight of powdered flints, this being wetted with common water, the whole concretes into a solid mass called zaffre, which from its hardness has been mistaken for a native mineral. Hill on Fossils.

Cobalt being sublimed, the flowers are of a blue colour; these, German mineralists call zaffir. Woodward.

The artificers in glass tinge their glass blue with that dark mineral zaphara. Boyle on Colours.

Sources: Boyle, Robert (84) · Hill, John (29) · Woodward, John (78)

Attributes: Noun Substantive (1269)

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Cite this page: Johnson, Samuel. "Zaffir." A Dictionary of the English Language: A Digital Edition of the 1755 Classic by Samuel Johnson. Edited by Brandi Besalke. Last modified: December 20, 2013. https://johnsonsdictionaryonline.com/zaffir/.

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