Tag Archives: weathering

A Mauerzahn at Grünenfels castle ruin (CH): Surviving 2011?

Switzerland has a wealth of medieval castle ruins. In the Canton of Graübunden they are particularly numerous with, for example, the valley of Vorderrheintal (Surselva) displaying no less than about 50 ruins. Some are almost gone, others are kept in … Continue reading

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Cleopatra’s Needle: Tracing obelisk weathering with old photos

Historic photos are essential for research on monument weathering. With free internet access to archives, such photos are now easier to find than previously. Below, I will show the case of Cleopatra’s Needle, a famous Ancient Egyptian obelisk transferred to … Continue reading

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Stone weathering at the westernmost coast of Norway

As probably one of only very few monuments globally, the ruined Selja medieval abbey off the westernmost coast of Norway is built from a metamorphic olivine stone (dunite) rich in talc. The combination of a hard olivine matrix and soft … Continue reading

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New publications 2009-2010

Though published some months ago, I would like to briefly present four of my most recent publications. Two derives from the EU QuarryScapes project, two from a conference last year in Trondheim about new research at Nidaros Cathedral.

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Cooperation with CSC Conservation Science Consulting, Fribourg

From 2008 to August 2010 I worked for CSC Conservation Science Consulting in Fribourg (CH), which is run by Christine Bläuer and Bénédicte Rousset. We undertook several exciting projects together, for example mapping the building stones – the Pierre jaune … Continue reading

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Return to murals in the Archbishop’s Palace, Trondheim

One of my first projects after the establishment of “Per Storemyr Archaeology & Conservation Services” in August 2010 implied a return to 17th century murals in the entirely painted Regalia room of the Archbishop’s Palace (Trondheim, Norway).

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