The Collaborative International Dictionary
Scorify
Scorify \Sco"ri*fy\, v. t. [imp. & p. p. Scorified; p. pr. & vb. n. Scorifying.] [Scoria + -fy: cf. F. scorifier.] (Chem.) To reduce to scoria or slag; specifically, in assaying, to fuse so as to separate the gangue and earthy material, with borax, lead, soda, etc., thus leaving the gold and silver in a lead button; hence, to separate from, or by means of, a slag.
Wiktionary
scorify
vb. To reduce an ore to scori
Usage examples of "scorify".
When the cupel shows signs of the presence of these metals in objectionable quantity, it is well to repeat the assay and scorify so as to remove them before cupellation.
The dish with the dried residue is then scorified and the resulting button of lead is cupelled.