Ornamental stone rosette from the Hauptsynagoge of Mainz destroyed in Kristallnacht

http://lod.ehri-project-test.eu/units/us-005578-irn46053-irn12698 an entity of type: Record

The rosette was donated to the United States Holocaust Memorial Museum in 1998 by the City of Mainz, Germany. 
irn12698 
Ornamental stone rosette from the Hauptsynagoge of Mainz destroyed in Kristallnacht 
overall: Height: 32.000 inches (81.28 cm) | Width: 32.375 inches (82.233 cm) | Depth: 7.625 inches (19.368 cm) 
Cast concrete rosette from the portico ceiling of the 1912 Hauptsynagoge [Main Synagogue] of Mainz, Germany. The synagogue was desecrated and burned during the Kristallnacht pogrom on November 9-10, 1938. The remains of the synagogue were demolished with explosives a few days later. A customs office was built on the site. In 1988, during renovation of the government building, remnants of the synagogue portico were discovered. 
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Gray, cast concrete square block with a relief rosette motif. The center disc is smooth and raised above the surface. It is bordered by a raised circle with short, vertical lines, then a circle with concentric lines, that is surrounded by an alternating pattern of arch-shaped leaves and vines. Thetriangular corners are recessed. 

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