Descriptive Attribute	Value(s)
State	Syria
City/site	Palmyra
Mosque name	Mosque phase II
Primary reference	Genequand, Denis, 2008. “An Early Islamic Mosque in Palmyra”, Levant 40(1): 3-15. https://www.tandfonline.com/doi/abs/10.1179/175638008x284143
Additional reference I	Genequand, Denis, and al-Asʿad, Walid, 2010. “Rapport préliminaires sur les travaux des missions archéologiques Syro-Suisses de Qasr al-Hayr al-Sharqi et de Palmyre en 2008”, Chronique Archéologique en Syrie 4: 315-320. https://dataspace.princeton.edu/handle/88435/dsp011r66j363w (free download)
Additional reference II	Genequand, Denis, 2012. Les établissements des élites omeyyades en Palmyrène et au Proche-Orient, Bibliothèque archéologique et historique 200, Beirut: IFPO, 52-66. https://www.ifporient.org/978-2-35159-380-6/
Latitude	34.554549
Longitude	38.268369
Location: exact/approximate	approximate
Date of the mosque according to former research	the 8th century
Date basis: historical texts, mosque parallels, inscriptions, datable objects, C14, stratigraphy, construction techniques	stratigraphy
Early datable evidence	structures on the site, t.a.q. the 9th century
Concluded date for the mosque	t.a.q.900
Basis for mosque identification (in addition to orientation)	a mihrab
An earlier sanctuary: church/other	built over a Roman structure
A general layout: a single hall, two-three halls, complex, a qibla wall alone	complex
Size of the mosque (in m)	26, 41, and 42.5
Form of the mosque: square, rectangular with longitudinal direction (basilica), rectangular with transverse direction, other	other (trapezoidal)
A mihrab is present	yes
The internal form of the mihrab: square/semicircular/horseshoe	semicircular
The mihrab projects/is situated inside the wall	projects, square
Depth of the mihrab (in m)	1.3
Width of the mihrab (in m)	0.9
Colonnettes flank the mihrab	piers
An evidence for columns or piers exists	perhaps?
Construction materials	stone
Floor	in the mihrab, lime mortar
Additional elements	a cistern
Additional elements II	perhaps a tower