Table 2 XRF results of FFA used in this study.

From: Mixed Micromax and hematite-based fly ash geopolymer for heavy-weight well cementing

Oxide

Percentage (%)

SiO2

55.92

Al2O3

29.54

CaO

5.49

Fe2O3

4.93

TiO2

1.91

K2O

1.66

SO3

0.39

Others

0.17

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