Marble analysis, 66.1.A

Portrait of a bearded man (the so-called Septimius Severus)

White marble
Marble origin: Pentelikon (Greece)


Mineralogy: calcite
Texture: heteroblastic
Maximum grain size (MGS): 0.51 mm
δ18OV-PDB: -6.23 ‰
δ13CV-PDB: 2.40 ‰
Cathodoluminescence color: yellow to light brown and brown 
Cathodoluminescence intensity: weak to strong depending of the place 
Cathodoluminescence distribution: heterogeneous

All data are in accordance with Pentelikon as the marble origin. 

D. Decrouez & K. Ramseyer (1998, 2016)