EDS results A to V zones in Figure 1 (at.pct).

Table 1: EDS results A to V zones in Figure 1 (at.pct).

Element/zone	Fe	Al	Mn	Si	Phase
A	70.1	27.59	1.32	0.99	Unknown
B	83.72	13.31	1.77	1.21	Fe-rich
C	43.52	55.28	0.93	0.27	FeAl
D	36.19	62.81	0.74	0.25	FeAl₂
E	83.7	9.16	1.67	1.87	Fe-rich
F	73.96	22.34	2.83	0.88	Fe-rich
G	58.49	38.54	1.99	0.99	Fe₃Al₂
H	35.83	62.5	1.26	0.41	FeAl₂
I	27.24	71.76	0.84	0.16	Fe₂Al₅
J	18.39	80.68	0.76	0.18	Al-rich
K	81.53	14.4	2.51	1.55	Fe-rich
L	45.87	52.13	1.39	0.61	Fe₃Al₂, FeAl₂
M	79.72	16.97	2.29	1.01	Fe-rich
N	87.78	9.36	2.27	1.2	Fe-rich
O	25.33	73.45	1.04	0.19	FeAl, FeAl₂
P	54.23	43.82	1.08	0.86	FeAl
Q	34.88	63.72	0.89	0.51	FeAl₂
R	22.94	76.63	0.43	0	FeAl₃
S	90.1	5.97	1.94	1.99	Fe-rich
T	70.3	26.26	1.57	1.8	Fe-rich
U	27.15	68.49	0.62	3.74	FeAl, FeAl₂
V	58.66	38.37	1.61	1.35	Fe₃Al₂