Donegal tweed manufactured for centuries it took on its modern form in the 1880s, largely due to the pioneering work of English philanthropist Alice Rowland Hart. While the weavers in County Donegal produce a number of different tweed fabrics, including herringbone and check patterns, the area is best known for a plain-weave cloth of differently-coloured warp and weft, with small pieces of yarn in various colours woven in at irregular intervals to produce a heathered effect. Such fabric is often labelled as "donegal" (with a lowercase "d") regardless of its provenance. Along with Harris Tweed manufactured in the Scottish Highlands, Donegal is
Donegal fiddle tradition often than trills as ornaments, the use of double stops and droning; and the occurrence of "playing the octave", with one player playing the melody and the other playing the melody an octave lower. None of these characteristics are universal, and there is some disagreement as to the extent to which there is a common style at all. In general, however, the style is rather aggressive. Another feature of Donegal fiddling that makes it distinctive among Irish musical traditions is the variety of rare tune types that are played. Highlands, a type of tune in 4/4 time with some similarities