K2[Cr2O7] aP44 2

• Ba-O-V
• Cr-K-O
• O-Sr-V
• Cr-O-Rb
• As-Ba-O
• structural properties
• phase transitions
• fusion
• temperature for congruent melting
• optical spectra
• chalcogen
• transitional
• ternary
• non-disordered
• alkaline
• triclinic