Obs. Also terra di (de) Sienna. [ad. It. terra di Siena, in F. terre de Sienne, lit. ‘earth of Sienna.’] = SIENNA. Also attrib.
1760. Shenstone, Wks. & Lett. (1777), III. 309. A terra-sienna or very rich reddish brown.
a. 1817. T. Dwight, Trav. New Eng. (1821), I. 35. A beautiful yellow earth … which yields a handsomer colour than the Terra de Sienna. It is called Terra Columbiana.
1823. P. Nicholson, Pract. Build., 413. Terra di Sienna is a native ochre, and is brought from Italy, where it is generally found.
1844. J. T. Hewlett, Parsons & W., xxviii. That light terra sienna tint which may be seen in many of our cathedrals.
