Column cylindrical disks of alternating diameter. The shaft is almost never fluted. The proportions vary, but are generally similar to Doric columns. Height to width ratio is about 7:1. The Ionic column is considerably more complex than the Doric or Tuscan. It usually has a base and the shaft is often fluted (it has grooves carved up its length). The capital features a volute, an ornament shaped like a scroll, at the four corners. The height-to-thickness ratio is around 9:1. Due to the more refined proportions and scroll capitals, the Ionic column is sometimes associated with academic buildings. Ionic style columns
The Lawn columns, that originally held the University's library. There are a total of 206 columns surrounding the Lawn: 16 on The Rotunda, 38 on the Pavilions, 152 on the walkways. The columns are of varying orders according to the formality and usage of the space, with Corinthian columns on the exterior of the Rotunda giving way to Doric, Ionic, and Composite orders inside; Doric, Ionic, or Corinthian on each of the pavilions; and a relatively humble Tuscan colonnade along the Lawn walkways. Jefferson's design for the Lawn sought to find an alternative to traditional single-building college architecture, such as that he