INFRA-RED CONFIRMATION OF 6-FOLD CO-ORDINATION OF SILICON IN STISHOVITE

作者: R. J. P. LYON

DOI: 10.1038/196266A0

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摘要: A SAMPLE of natural stishovite1 (SiO2), purified by Dr. D. J. Milton, extensive HF digestion Coconino sandstone, from Meteor Crater, Arizona, was studied infra-red absorption techniques. marked shift to lower frequencies 400 cm−1 has been observed in the position maximum peak when compared with that more usual tetrahedrally co-ordinated silica minerals, quartz, coesite, and fused silica.

参考文章(3)
Frank Dachille, Rustum Roy, The use of infra-red absorption and molar refractivities to check coordination Zeitschrift Fur Kristallographie. ,vol. 111, pp. 462- 470 ,(1959) , 10.1524/ZKRI.1959.111.1-6.462
P. TARTE, A. E. RINGWOOD, Infra-Red Spectrum of the Spinels Ni 2 SiO 4 , Ni 2 GeO 4 and their Solid Solutions Nature. ,vol. 193, pp. 971- 972 ,(1962) , 10.1038/193971A0
E. C. T. Chao, J. J. Fahey, Janet Littler, D. J. Milton, Stishovite, SiO2, a very high pressure new mineral from Meteor Crater, Arizona Journal of Geophysical Research. ,vol. 67, pp. 419- 421 ,(1962) , 10.1029/JZ067I001P00419