Table 3 Chemical composition of the mortars, as determined by XRF

From: Archaeometric characterisation of materials and techniques in Roman wall painting: the Domus of Salvius in Cartagena, Spain

Samples

Na2O

MgO

Al2O3

SiO2

SO3

K2O

CaO

Fe2O3

Othersa

F1

0.6

1.4

5.8

21.2

0.5

1.1

64.2

3.9

1.3

F2

0.5

1.2

6.4

24.1

0.9

1.5

59.1

4.9

1.4

F3

0.5

1

5.5

21.1

0.8

1.4

63.9

4.3

1.5

F4

0.5

1.1

6.2

21.4

0.8

1.7

61.5

5.3

1.5

F5

0.4

1.6

6

20.8

0.6

1.5

63.9

4.1

1.1

F6

0.4

2.4

8.9

31.1

0.3

2.6

47.5

5.2

1.6

Det. limit

0.029

0.022

0.015

0.019

0.007

0.012

0.037

0.019

-

  1. aP2O5, Cl, TiO2, Cr2O3, MnO, NiO, ZnO, Rb2O, SrO, ZrO2, PbO.
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