363 CE earthquake (?)

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Archaeoseismic evidence for damage associated with the 363 CE Cyril Quakes may have been identified near Robinson’s Arch on the western side of the Temple Mount. Excavations by Mazar (Mazar, 1975: 247, Mazar, 1976: 36-38) revealed a domestic structure south of the pier of Robinson’s Arch whose destruction layer contained numerous coins dating to the reign of Julian II (r. 361-363 CE) (Russell, 1980). Mazar suggested that the structures were destroyed during Jewish preparation to rebuild the Temple in 363 CE. Russell (1980) produced a different interpretation, arguing that the destruction of a structure adjacent to, rather than on, the Temple Mount is consistent with earthquake damage from the 363 CE Cyril Quakes. Additional material once thought to support a Julianic rebuilding project—such as an inscription citing Isaiah 66:14—has since been reinterpreted as medieval and unrelated to fourth-century events.

More substantial but disputed archaeoseismic evidence was noted in the nearby collapse of large marginal-drafted stones north of Robinson’s Arch, which Gibson (2014) argued was caused not by Roman destruction in 70 CE but by the 363 CE earthquake. He observed that a Late Roman–Byzantine structure (“the bakery” in Area VII) contained more than two hundred coins of Constantius II (r. 337-361 CE) and a smaller number of Julian II (r. 361-363 CE), pointing to destruction at the time of Julian’s death. Gibson noted the parallel between this collapse pattern and Socrates Scholasticus’s report that a mighty earthquake tore up the stones of the old temple foundations and brought down adjacent buildings. The presence of fallen pilaster stones, which he argues were still standing in 325 CE when Christian builders imitated them at major churches, strengthens the case that the massive stone collapse belongs to 363 CE. In response, Leen Ritmeyer countered that the thin destruction layer beneath the fallen Herodian stones contains many Herodian coins, supporting the traditional view that Roman troops toppled the stones in 70 CE. Ronny Reich and Yaacov Billig in Stern et al. (2008:1809–1811) report that excavations conducted in 1994–1996 in the vicinity of Robinson’s Arch uncovered a repurposed handrail stone, reused as spolia. This handrail was reworked into a Roman milestone bearing the names of Vespasian (r. 69-79 CE) and Titus (r. 79-81 CE) and can be dated to no later than 79 CE, indicating that the handrail, and possibly the entire Robinson’s Arch structure, had already been destroyed by that time.


Left paved street along the western wall of the Temple Mount with fallen stones - looking east
Right destroyed shops along the paved street - looking north
All photos are in the vicinity of Robinson's arch
Click on any image to open in a new tab - Both photos from Stern et al. (2008)



Paved street along the western wall of the Temple Mount with fallen stones - looking east in the vicinity of Robinson's arch - Click on image to open a high res magnifiable image in a new tab - photo by JW (6 April 2023)


By Jefferson Williams