Alkali, Cr-Na, Elastic moduli

• Al-Ca-Cr-Fe-Mg-Mn-Na-O-Si-Ti
• Cr-Na-O
• Cr-H-Na-O
• Cr-F-Na
• Cr-Na-O-P
• isothermal bulk modulus
• pressure derivative of isothermal bulk modulus
• alkali
• transitional
• chalcogen
• disordered
• monoclinic
• trigonal
• cubic
• orthorhombic
• triclinic