Structure and Brønsted acid sites of fer
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Yoshinobu Yokomori; Jørgen Wachsmuth; Koji Nishi
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Article
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2001
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Elsevier Science
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English
⚖ 142 KB
The structure of natural ferrierite (from Kamloops Lake) is determined. The space group is not Immm but I222 (no. 23) and its R-factor is 8.6%. All 18 H 2 O molecules, Na þ , and Mg 2þ ions are successfully assigned [Mg 1:6 (Ca 0:1 Ba 0:1 Na 1:6 K 0:4 )Al 5:8 Si 30:2 O 72 Á 18H 2 O]. The angle of T(