Cell and atoms, Chalcogen, Fe, Phase transitions

• Fe-H-O-P
• Fe-H-O-S
• Fe-O-P
• Fe-O-Sr
• Fe-Na-O-P
• fusion
• temperature for congruent melting
• transitional
• chalcogen
• disordered
• oxide
• cubic
• orthorhombic
• monoclinic
• tetragonal
• trigonal