Research Article

“Mohsite” of Colomba: Identification as Dessauite-(Y)

Table 4

Comparison of chemical data (apfu) between “mohsite of Lévy” as reported in Kelly et al. [6] and “mohsite of Colomba” (this paper).

ElementSpecimen from Lacroix collection (Kelly et al. [6])
apfu
Specimen from the mineralogical collection of Turin University (this study)
apfu

Sr0.480.70
Pb0.44
Na0.25
Ca0.070.09
0.01
XIIA1.001.04
Y0.420.62
Zn0.20
U0.18
Mn2+0.11
La0.08
Ce0.06
Nd0.01
Yb0.09
Sc0.08
0.12
VIB1.000.97
Fe2+1.572.00
Mn2+0.44
IVT22.012.00
Ti13.4312.66
Fe3+4.464.78
V5+0.050.26
Al0.04
Cr0.02
VIC1818.0018.00
O3838.0038.00

The symbol □ state for vacancy.