oncia [Italian]

Like so many names of units, the oncia derives from the Latin uncia.

As a unit of mass

Unless otherwise noted, 1 oncia = ¹⁄₁₂ libra. Units with a yellow background were for precious metals.

1

Locality Equivalents grams
Bologna = 8 ottavi = 16 ferlini = 160 carati = 640 grani 30.166
Vatican States = 24 denari = 576 grani 28.260
Lombardy-Venice = ⅛ marc = 4 quarti = 24 denari = 144 carati = 576 grani 29.816
Milan, Bergamo, Mantua = ⅛ marc = 24 denari = 576 grani 29.375
Milan = ¹⁄₁₀ libra = 10 grossi = 100 denari = 1000 grani 100
Tuscany = 8 drachmes = 24 denari = 576 grani 28.295
Kingdom of the Two Sicilies = 30 trapesi = 600 acini = 9600 sedicesmi 26.730
Parma = ⅛ marc of Milan = 24 denari = 576 grani 29.375
Modena = ¹⁄₁₂ libra of Bologna = 8 ottavi or huitemes = 16 ferlini = 160 carati = 640 grani 30.166
Sicily = ¹⁄₁₂ libra = 480 cocci = 594 acini of Naples chart symbol 26.463
Palermo = 30 trapesi 26.730
Verona = ¹⁄₁₂ libbra peso grosso = 16 mezzette 41.65
= ¹⁄₁₂ libbra peso sottile = 16 mezzette 27.77
Venice oncia peso grosso, = 6 sazi = 192 carati = 768 grani 39.756
oncia peso sottile, = 6 sazi = 144 carati = 576 grani 25.110

As a unit of length

Locality Equivalents and Comments Length in
millimeters
Carrara For measuring marble, = ¹⁄₁₂ palmo. 15 oncia = 1 foot. 20.320
Malta Map showing the location of Malta = ¹⁄₁₂ palmo. Oncia is another name for the police, or,
when the palmo is called a xiber, the pulzier.
21.750
Naples = ¹⁄₁₂ palmo = 5 minuti = 10 decimi 21.835
Parma = ¹⁄₁₂ braccio di legno 45.179
Rome = ¹⁄₁₂ palmo des architectes 18.619
Turin = ¹⁄₁₂ piede liprando 42.814
Milan = ¹⁄₁₂ braccio = 12 punti = 144 atomi 49.572
X

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