flint glass


  • WordNet 3.6
    • n flint glass optical glass of high dispersion and high refractive index
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Webster's Revised Unabridged Dictionary
    • Flint glass (Chem) A soft, heavy, brilliant glass, consisting essentially of a silicate of lead and potassium. It is used for tableware, and for optical instruments, as prisms, its density giving a high degree of dispersive power; -- so called, because formerly the silica was obtained from pulverized flints. Called also crystal glass. Cf. Glass.☞ The concave or diverging half on an achromatic lens is usually made of flint glass.
    • Flint glass See Flint glass, in the Vocabulary.
    • Flint glass See in the Vocabulary.
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In literature:

The sacred fire might not be rekindled by anything so modern as a flint and steel, far less by anything so much more modern as a burning glass.
"The Unwilling Vestal" by Edward Lucas White
A bit of flint, mebbe, or of blue glass bottle.
"Erema" by R. D. Blackmore
Flint had cleared the space in front of him of everything but his two wine-glasses.
"The Blood Red Dawn" by Charles Caldwell Dobie
Flint, however, turned to his telephone and pulled it toward him, over the big sheet of plate glass.
"The Air Trust" by George Allan England
Flint glass is better, and rock crystal is better than flint glass.
"Six Lectures on Light" by John Tyndall
In these chambers were found human remains and objects of flint, bone, earthenware, amber, glass, bronze, and iron.
"Rough Stone Monuments and Their Builders" by T. Eric Peet
In this the jar was made of flint glass, cylindrical in form, six inches in diameter and eight inches deep.
"Cyclopedia of Telephony & Telegraphy Vol. 1" by Kempster Miller
For clear white glass, called flint glass, no color is added.
"How To Write Special Feature Articles" by Willard Grosvenor Bleyer
At this depth a flint was found, and a little higher up on one side of the hole a fragment of glass.
"A Book of Natural History" by Various
It should also be mentioned that flint glass has a much more brilliant appearance than soda glass.
"On Laboratory Arts" by Richard Threlfall
It scratches glass and strikes fire as a flint.
"Lippincott's Magazine, Vol. 26, August, 1880" by Various
Mr. Flint goes home to doze over a diminutive glass of sherry.
"Daisy's Necklace" by Thomas Bailey Aldrich
C., and the resistivity of flint glass at 140 deg.
"Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 8" by Various
A block of flint glass three inches thick has been pierced with the 28-inch spark.
"The Galaxy, May, 1877" by Various
In the early days fire was obtained by the use of flint and steel or the sun-glass.
"The Greater Republic" by Charles Morris
To perfectly purify ordinary red lead for making flint glass.
"The Scientific Basis of National Progress" by George Gore
Powdered flint was formerly used in the manufacture of glass, and is still one of the ingredients of many of the finer varieties of pottery.
"Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 5" by Various
In this furnace the lime and clay, or earth of flint, unite, and form a sort of glass, which floats upon the surface.
"Knowledge is Power:" by Charles Knight
The term flint-glass is now understood to mean a glass composed of the silicates of potash and lead.
"Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 1" by Various
Flint glass (powdered) 10 parts.
"British Manufacturing Industries" by L. Arnoux

In news:

Cosmetic Packaging Group Launches Flint Glass Bottles.
Designed to convey the premium quality of the product, Naeve is packaged in 375ml and 750ml flint glass bottles that are frosted to create an icy look.