Influence of Sorbent Characteristics on Fouling and Deposition in Circulating Fluid Bed Boilers Firing High Sulfur Indian Lignite

Table 5

Ash mineralogy—XRD.

Lignite Giral sample 2 Table 1
Mineral matter	% present
Quartz (SiO2)	1.2
Anorthite	3.0
Diopside	2.5
Maghemite	3.9
Hematite	10.5
Anhydrite	78.4
Hexahydrite	0.5
Total	100.0