The art of glass shewing how to make all sorts of glass, crystal and enamel : likewise the making of pearls, precious stones, china and looking-glasses : to which is added, the method of painting on glass and enameling : also how to extract the colours from minerals, metals, herbs and flowers ... : illustrated with proper sculptures / written originally in French, by Mr. H. Blancourt, and now first translated into English ; with an appendix, containing exact instructions for making glass-eyes of all colours.

About this Item

Title
The art of glass shewing how to make all sorts of glass, crystal and enamel : likewise the making of pearls, precious stones, china and looking-glasses : to which is added, the method of painting on glass and enameling : also how to extract the colours from minerals, metals, herbs and flowers ... : illustrated with proper sculptures / written originally in French, by Mr. H. Blancourt, and now first translated into English ; with an appendix, containing exact instructions for making glass-eyes of all colours.
Author
Haudicquer de Blancourt, Jean, b. ca. 1650.
Publication
London :: Printed for Dan. Brown ... Tho. Bennet ... D. Midwinter and Tho. Leigh ... and R. Wilkin ...,
1699.
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Subject terms
Glass manufacture -- Early works to 1800.
Enamel and enameling -- Early works to 1800.
Precious stones.
Link to this Item
http://name.umdl.umich.edu/A43083.0001.001
Cite this Item
"The art of glass shewing how to make all sorts of glass, crystal and enamel : likewise the making of pearls, precious stones, china and looking-glasses : to which is added, the method of painting on glass and enameling : also how to extract the colours from minerals, metals, herbs and flowers ... : illustrated with proper sculptures / written originally in French, by Mr. H. Blancourt, and now first translated into English ; with an appendix, containing exact instructions for making glass-eyes of all colours." In the digital collection Early English Books Online. https://name.umdl.umich.edu/A43083.0001.001. University of Michigan Library Digital Collections. Accessed June 9, 2024.

Pages

CHAP. CXXVIII. Another fine Sapphire.

THE Colours of these Sapphires being different, by the Dose and mixture of the Ingredients, we will shew each in a Chapter by it self.

Take two Ounces of our Powder of Crystal, two Ounces of our fine Salt of Tartar, five Drams, twen∣ty four Grains of Verdigrease, and thirty two Grains

Page 188

of Arure, the whole reduced to impalpable Powder, which you must set to bake and purifie in a covered Crucible in a Glass-house Furnace, aswe have said before, and you'll have a very fine Sapphire.

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