Structure and Physical Properties of La3.4Ca0.6V5Si4O22: A Novel Mixed‐ Valent Vanadium(III/IV) Oxosilicate.

The authors studied the crystal structure and physical properties of La{sub 3.4}Ca{sub 0.6}V{sub 5}Si{sub 4}O{sub 22}. The compound crystallizes in the monoclinic system, space group C2/m (No. 12). The magnetic susceptibility of this compound follows Curie-Weiss behavior. Measurements of the electric conductivity indicate that this compound is an insulator.