Lexicon

Marble analysis, 4822

Head of a wreathed youth


White marble 
Marble origin: Carrara (Italy)

 

Mineralogy: calcite
Texture: heteroblastic
Maximum grain size (MGS): 0.70 mm
δ18OV-PDB: -1.24 ‰     
δ13CV-PDB: 1.89 ‰
Cathodoluminescence color: orange and brown
Cathodoluminescence intensity: intermediate
Cathodoluminescence distribution: heterogeneous

Stable isotope data fall in a zone where different source areas (i.e. Paros, Thasos, Marmara, Carrara, Hymettus) overlap and the data are inconclusive. However, the MGS, the texture and the orange color of luminescence support Carrara as the origin of this marble.
 

D. Decrouez & K. Ramseyer (1998, 2005, 2016)