Abstract
At the first stage of transformation of kaolinite to metakaolinite at ~600 °C, XRD shows a broad diffuse asymmetrical reflection at 0.43 nm. It is attributed to noncrystalline nature of metakaolinite instead of free SiO2(A).
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Chakraborty, A.K. (2014). Cristobalite Phase. In: Phase Transformation of Kaolinite Clay. Springer, New Delhi. https://doi.org/10.1007/978-81-322-1154-9_23
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DOI: https://doi.org/10.1007/978-81-322-1154-9_23
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