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. 2020 Jun 9;5(24):14564–14574. doi: 10.1021/acsomega.0c01269

Table 2. Results of Mineral Composition Analysis.

    total mineral composition, wt (%)
relative clay abundance, wt (%)
label quartz feldspar calcite dolomite pyrite clay illite I/Sa chlorite kaolinite
A1 36.7 8.7 13.7 3.5 7.6 29.8 36 41 14 9
A2 42.0 6.8 18.0 3.6 3.5 26.1 33 42 16 9
A3 36.0 5.9 23.0 3.6 2.3 29.2 32 43 16 9
A4 45.7 10.4 12.6 3.0 0.5 27.8 38 33 19 10
B1 47.9 8.7 10.8 4.6 1.1 26.9 37 34 18 11
B2 44.3 7.8 12.4 4.1 1.1 30.3 38 31 18 13
C1 40.7 8.5 12.5 5.2 3.1 27.9 29 52 13 6
a

I/S represents illite/smectite mixed layer. The results of A1, A3, B1, and B2 are from Yang et al.1