uncia

One-half uncia of silver would be 12 ozs.

From De Re Metallica, Translated from the First Latin Edition of 1556 by Georgius Agricola

Thus, we have a nail; pollex, pouce, pulgada, Swedish tum, for an inch; which word has been misapplied by our Saxon predecessors, and corrupted from the Latin uncia, which related only to weight.

From Sound Mind or, Contributions to the natural history and physiology of the human intellect by John Haslam

The counters were made of various materials, ivory principally, “Adeo nulla uncia nobis est eboris, etc.”

From The Earliest Arithmetics in English by Robert Steele

Another is made of half a libra of brick dust, a third of a libra of rock salt, an uncia and a half of vitriol, and one uncia of saltpetre.

From De Re Metallica, Translated from the First Latin Edition of 1556 by Georgius Agricola

If, however, the copper contains some lead, add one uncia of lead; if it contains iron, add two unciae.

From De Re Metallica, Translated from the First Latin Edition of 1556 by Georgius Agricola

Another contains a libra of brick dust, a third of refined salt, and one and a half unciae of vitriol.

From De Re Metallica, Translated from the First Latin Edition of 1556 by Georgius Agricola

Another way is to take two unciae of ore, a semi-uncia of litharge, two drachmae of Venetian glass and a semi-uncia of saltpetre.

From De Re Metallica, Translated from the First Latin Edition of 1556 by Georgius Agricola

Three unciae are about 72 ounces 6 dwts.

From De Re Metallica, Translated from the First Latin Edition of 1556 by Georgius Agricola

Lastly, the Venetians divide the bes into eight unciae.

From De Re Metallica, Translated from the First Latin Edition of 1556 by Georgius Agricola

With each libra of this powdered compound one and a half unciae of the copper is gradually sprinkled into a hot crucible, and it is stirred rapidly and frequently with an iron rod.

From De Re Metallica, Translated from the First Latin Edition of 1556 by Georgius Agricola