Application of Nuclear Analytical Techniques in Elemental Characterization of Wadi El-Nakhil Alabaster, Central Eastern Desert, Egypt

Table 2

The nuclear data and the average concentrations of elements determined in alabaster.

Element	Activation; product	Energy; keV		Concentrations
Na%	^24Na	1369	15 h	0.20
Mg%	^27Mg	1014	9.5 min	5.47
Ca%	^49Ca	3984	8.7 min	45.3
Mn%	^56Mn	846	2.6 h	0.13
Fe%	^59Fe	1099	44.5 d	0.93
K%	^42K	1524.7	12.4 h	0.86
Sc ppm	^46Sc	1120	38.8 d	0.54
Cr ppm	^51Cr	320	27.7 d	7.04
Co ppm	^60Co	1332	5.3 y	0.27
Zn ppm	^65Zn	1115.5	244 d	7.62
As ppm	^76As	559	26.3 h	29.05
Rb ppm	^86Rb	1076	18.6 d	0.20
Zr ppm	^95Zr	756.7	64 d	28
Ba ppm	^131Ba	496	11.8 d	5.08
La ppm	^140La	1596	40.3 h	50.37
Ce ppm	^141Ce	145	32.5 d	0.43
Eu ppm	^152Eu	1408	13.3 y	0.04
Sm ppm	^153Sm	103	46.3 h	4.17
Yb ppm	^169Yb	198	32 d	0.15
Lu ppm	^177Lu	208.4	161 d	0.17
Hf ppm	^181Hf	428	42.4 d	0.37
U ppm	^239Np	106	2.4 d	2.3