Information card for entry 1533324

Structure parameters

• Chemical name: K4 (Ge9 O20)
• Formula: Ge9 K4 O20
• Calculated formula: Ge9 K4 O20
• Title of publication: (H3 O)4 Ge7 O16 * 3(H2 O) and K4 Ge9 O20: two microporous germanates constructed by Ge10 O28 units
• Authors of publication: Zhou Yaming; Chen Zhenxia; Liu Zhichen; Weng Linhong; Zhao Dongyuan
• Journal of publication: Hua Hsueh Hsueh Pao
• Year of publication: 2003
• Journal volume: 61
• Pages of publication: 382 - 387
• a: 15.002 Å
• b: 15.002 Å
• c: 7.383 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 1661.62 ų
• Number of distinct elements: 3
• Space group number: 88
• Hermann-Mauguin space group symbol: I 41/a :2
• Hall space group symbol: -I 4ad
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No