Systematic study of wall painting of the twelfth century from the Christ’s Transfiguration Cathedral of the Mirozhsky Monastery in Pskov (Russia) by complementary physico-chemical methods

Heritage Science

Table 2 NAA data for plasters (in mg/kg)

Sample	Na	Mg	Al	Si	Cl	K	Ca
19	4020 ± 48	13,400 ± 1300	41,400 ± 950	171,000	< LOD	19,400 ± 660	174,000 ± 10,000
9	2500 ± 32	11,000 ± 1000	20,800 ± 480	85,100	242 ± 44	9860 ± 390	275,000 ± 16,000
10	1800 ± 23	7760 ± 800	12,200 ± 280	95,200	129 ± 36	6670 ± 300	246,000 ± 14,000
12	2860 ± 37	6250 ± 600	13,500 ± 310	237,000	101 ± 28	9740 ± 400	147,000 ± 8400
13	1510 ± 20	12,000 ± 1000	9280 ± 220	31,600	373 ± 48	5860 ± 290	321,000 ± 18,000

Sample	Sc	Ti	V	Cr	Mn	Fe	Co
19	6.64 ± 0.07	3410 ± 290	42.9 ± 1.7	54.0 ± 1.4	570 ± 31	21,700 ± 910	7.62 ± 0.14
9	3.39 ± 0.04	1820 ± 180	22.3 ± 1.0	38.6 ± 1.0	498 ± 27	12,000 ± 500	4.61 ± 0.08
10	1.49 ± 0.02	834 ± 110	9.61 ± 0.62	35.0 ± 0.9	280 ± 17	5050 ± 210	1.94 ± 0.04
12	1.55 ± 0.02	661 ± 93	8.98 ± 0.53	28.5 ± 0.7	267 ± 14	5780 ± 240	2.25 ± 0.05
13	1.52 ± 0.02	623 ± 100	11.6 ± 0.7	25.6 ± 0.6	389 ± 22	6430 ± 270	1.98 ± 0.04

Sample	Zn	As	Br	Rb	Sr	Zr	Mo
19	139 ± 6	2.56 ± 0.08	< LOD	73.2 ± 11.7	143 ± 13	149 ± 37	6.58 ± 0.66
9	34.0 ± 1.7	4.62 ± 0.12	1.29 ± 0.15	40.7 ± 6.5	164 ± 13	67.2 ± 18.1	3.67 ± 0.40
10	29.1 ± 1.4	1.58 ± 0.05	0.778 ± 0.093	21.4 ± 3.6	123 ± 10	53.1 ± 13.8	1.90 ± 0.25
12	22.8 ± 1.3	1.21 ± 0.04	1.60 ± 0.19	30.8 ± 4.9	127 ± 10	125 ± 31	1.84 ± 0.26
13	10.8 ± 1.4	1.97 ± 0.06	4.13 ± 0.50	12.0 ± 2.0	167 ± 13	27.9 ± 8.1	2.52 ± 0.30

Sample	Sb	Ba	Cs	La	Ce	Nd	Sm
19	0.213 ± 0.023	275 ± 28	1.95 ± 0.04	22.9 ± 0.5	45.6 ± 2.1	20.4 ± 1.9	4.7 ± 0.2
9	0.144 ± 0.033	135 ± 14	1.01 ± 0.02	12.2 ± 0.3	24.0 ± 1.1	13.4 ± 1.3	2.39 ± 0.1
10	0.363 ± 0.033	100 ± 10	0.378 ± 0.013	4.92 ± 0.10	12.5 ± 0.6	6.09 ± 0.73	1.20 ± 0.05
12	0.292 ± 0.035	176 ± 18	0.448 ± 0.014	7.36 ± 0.15	18.1 ± 0.8	6.74 ± 0.74	1.77 ± 0.08
13	0.140 ± 0.027	71.7 ± 7.9	0.231 ± 0.011	4.45 ± 0.09	10.5 ± 0.5	5.47 ± 0.66	1.14 ± 0.05

Sample	Eu	Tb	Yb	Lu	Hf	Ta
19	0.837 ± 0.033	0.545 ± 0.035	1.99 ± 0.13	0.283 ± 0.031	4.53 ± 1.36	0.671 ± 0.023
9	0.414 ± 0.020	0.287 ± 0.022	1.02 ± 0.07	0.141 ± 0.016	2.06 ± 0.62	0.339 ± 0.013
10	0.265 ± 0.014	0.125 ± 0.014	0.466 ± 0.035	0.0796 ± 0.0088	1.84 ± 0.55	0.157 ± 0.008
12	0.268 ± 0.015	0.144 ± 0.014	0.502 ± 0.037	0.0823 ± 0.0091	3.27 ± 0.98	0.231 ± 0.010
13	0.216 ± 0.013	0.142 ± 0.016	0.316 ± 0.027	0.0657 ± 0.0072	0.956 ± 0.287	0.156 ± 0.007

Sample	Au	Th	U
19	0.00166 ± 0.00055	6.40 ± 0.12	2.44 ± 0.06
9	0.01110 ± 0.00330	3.02 ± 0.05	1.40 ± 0.03
10	0.00304 ± 0.00091	1.44 ± 0.03	0.808 ± 0.023
12	0.00253 ± 0.00078	2.75 ± 0.05	0.981 ± 0.027
13	0.00288 ± 0.00086	1.29 ± 0.03	0.956 ± 0.026