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. 2023 Dec 27;17(1):144. doi: 10.3390/ma17010144

Table 4.

Changes in XRD diffraction intensities of potassium feldspar during grinding.

Time/min The Diffraction Peak
Mineral KAlSi3O8 SiO2 NaAlSi3O8
2θ 26.64° 27.54° 28.00°
Crystal plane 220 011 002
0 14,546 51,322 23,928
15 11,950 15,713 10,404
90 9624 9858 6803
180 9211 8382 5794
300 7944 6273 4708