borax bead
Americannoun
Example Sentences
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A glassy drop of molten flux, as borax or microcosmic salt, used as a solvent and color test for several mineral earths and oxides, as of iron, manganese, etc., before the blowpipe; as, the borax bead; the iron bead, etc.
From Project Gutenberg
With borax bead on platinum wire.
From Project Gutenberg
In flame on platinum wire____ With borax bead on platinum wire.
From Project Gutenberg
In flame on platinum wire____ With borax bead on platinum wire.
From Project Gutenberg
In borax bead reacts for iron.
From Project Gutenberg
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.