P42bc

• F-Fe-K-Mn
• Cr-F-K-Mn
• H-Na-O-Zn
• B-Ba-F-Na-O
• B-Ba-F-Li-O
• structural properties
• magnetic properties
• magnetic transitions
• Moessbauer spectra
• magnetic order
• halogen
• alkali
• transitional
• quaternary
• fluoride
• tetragonal