Purple Mountain (Kerry) Purple Mountain (Kerry) Purple Mountain () at high, is the 21st–highest peak in Ireland on the Arderin scale, and the 28th–highest according to the Vandeleur-Lynam scale. Purple mountain is the highest peak of the Purple Mountain Group, and is located in County Kerry, Ireland. Purple Mountain is composed of sandstone particles of various sizes which are collectively known as "Old Red Sandstone". Old Red Sandstone has a purple-reddish colour, and has virtually no fossils. The colour gave its name to the mountain group. The composition of "Old Red Sandstone" is variable and contains quartz stones, mudstones, siltstones, and sandstone particles
Purple-crowned fairywren or reddish-chocolate in females) and the deep blue colour of their perky tails. Subspecies designation was originally based on differences in plumage coloration and body size of museum skins. More recent genetic analyses continue to support this split. The species was first collected in 1855 and 1856 by the surgeon J. R. Elsey at Victoria River and Robinson River. Alternative names for the purple-crowned fairywren include crowned superb warbler, lilac-crowned fairywren, lilac-crowned wren, mauve-crowned wren, purple-crowned warbler, purple-crowned wren, and purple-crowned wren-warbler. Two subspecies are currently recognized: The purple-crowned fairywren is a sexually dimorphic, small bird measuring approximately 14 cm