Joggle (architecture)
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A joggle is a joint or projection that interlocks blocks. Often joggles are semicircular and knob-shaped, so joggled stones have a jigsaw- or zigzag-like pattern.
Joggling above a window lintel of the Damascus Gate, Jerusalem
Mausoleum of Theodoric, Ravenna: joggles resembling rabbets (rebates)
Ablaq
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Ablaq is an architectural technique involving alternating or fluctuating rows of light and dark stone. It is an Arabic term describing a technique associated with Islamic architecture in the Arab worl
Joggle (architecture)
…joggles were in the desert castles of the Umayyad Caliphate, such as Qasr al-Hayr al-Sharqi. In Mamluk architecture, joggling is usually combined with ablaq (alternating colors). Joggling also characterize Ottoman architecture in Cairo. The protruding joggle is also called a "he-joggle", whereas the…
Reception hall of Azem Palace in Damascus, Syria, using ablaq technique (18th century)
Interior of the Dome of the Rock, originally built in the 7th century, with ablaq used in the arches
Ablaq stonework on the Alaeddin Mosque in Konya (13th century)
Detail of ablaq masonry, including "joggled" masonry (bottom), at the entrance of the al-Mu'ayyad Mosque in Cairo (15th century, Mamluk period)