Table 2. The comparison between KLS-1 lunar simulant (Ryu et al. 2015) and the prototype developed via the framework program of this study

Component	Composition (%)	Target (%)	Absolute diff. (%p)	Magnification (%)	Magnification diff. (%p)
SiO2 (KLS)	48.00	47.97	0.03	100.06	0.06
TiO2 (KLS)	1.67	1.77	0.10	94.35	5.65
Al2O3 (KLS)	15.30	17.57	2.27	87.08	12.92
FeO (KLS)	11.39	10.41	0.98	109.41	9.41
MnO (KLS)	0.17	0.14	0.03	121.43	21.43
MgO (KLS)	9.64	9.18	0.46	105.01	5.01
CaO (KLS)	8.38	11.15	2.77	75.16	24.84
Na2O (KLS)	3.42	0.70	2.72	488.57	388.57
K2O (KLS)	1.52	0.58	0.94	262.07	162.07
P2O5 (KLS)	0.33	0.52	0.19	63.46	36.54
SiO2 (PSO)	47.88	47.97	0.09	99.82	0.18
TiO2 (PSO)	1.73	1.77	0.04	97.80	2.20
Al2O3 (PSO)	17.56	17.57	0.01	99.97	0.03
FeO (PSO)	10.47	10.41	0.06	100.54	0.54
MnO (PSO)	0.13	0.14	0.01	95.87	4.13
MgO (PSO)	9.23	9.18	0.05	100.58	0.58
CaO (PSO)	11.16	11.15	0.01	100.06	0.06
Na2O (PSO)	1.86	0.70	1.16	265.36	165.36
K2O (PSO)	0.62	0.58	0.04	106.91	6.91
P2O5 (PSO)	0.52	0.52	0.00	99.51	0.49

KLS refers to composition of KLS-1 Simulant, PSO refers to composition calculated with PSO algorithm of developed program framework on this research.
Adapted from Ryu et al. (2015) with permission of Korean Geotechnical Society.