Quote#Solitude
There are only two ores of tin: the peroxide, tin-stone, or…
Quote byAndrew Ure · 1778–1857
Commonly attributed — not confirmed in an authoritative edition. Cited on Wikiquote to: A Dictionary of Arts, Manufactures, and Mines, 1844, 1878, p. 999..
English (original)
There are only two ores of tin: the peroxide, tin-stone, or Cassiterite; and tin pyrites, sulphide of tin, or Stannine: the former of which alone has been found in sufficient abundance for metallurgical purposes.
— Andrew Ure
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The final tin-dip is useful to remove the marks of the brush, and to make the surface uniformly bright.