Karen Loomis discovered the presence of mercury in the red pigment on the Queen Mary harp, when she did X-ray fluorescence analysis in 2010. This pretty much confirms that the pigment is vermilion, a mercury sulphide compound.
Karen reported that only the pigment on the curved body of the fish on the forepillar indicated mercury; the pigment on the flat panels of the forepillar contained no mercury. A rendering of the CT-scan data printed in her Galpin Society Journal article (vol LXV, 2012, p.166) shows high-density spots in the crevaces between the interlace of the fish shoulders, and also around the fish eye.
As soon as Karen told me about this I thought of re-painting my replica. Continue reading Vermilion
At Scoil na gCláirseach last month I presented a lecture and a workshop on the medieval Gaelic harp traditions. The lecture outlined my recent work on the setup and tuning of the medieval Gaelic harps, while the workshop later in the week explored the different strands of evidence for medieval Gaelic music.
Continue reading Medieval Gaelic harp setup and repertory
I was in Kilkenny the other week, for the fourteenth annual Scoil na gCláirseach – summer school of early Irish harp. During the week, I explored some of the issues I have been working on so far this year, namely the new setup for the medieval Gaelic harps, and the issues of using fingertips instead of long nails for playing the 18th century Irish harp repertory.
Continue reading Reflections on Scoil na gCláirseach