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Heritage Science

Table 3 Overview of the different compound’s presence on the examined samples

From: Studying a 2 millennia old bronze kettle using easily accessible characterization techniques

Sample

1

2

3

4

5

6

Malachite, Cu2(CO3)(OH)2

H

H

H

L

L

L

Cassiterite, SnO2

H

H

H

-

-

L

Calcium carbonate, CaCO3

H

H

H

L

-

-

Ferric oxide, Fe2O3

L

L

L

H

H

H

Inorganic sulphates

L

L

L

H

-

-

Sulphate patina

-

L

L

-

-

-

SiO2

L

-

-

-

H

H

Si-oxides

-

L

L

H

-

-

  1. H high content, L low content
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