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Table 1 Degraded ancient Chinese bronze samples

From: Hyperspectral imaging solutions for the non-invasive detection and automated mapping of copper trihydroxychlorides in ancient bronze

ID

Sample no.

Object

Period

Site

Condition

Chemical composition

Analysis methods

Derived RGB colour

1

YJS-126-18-1

Bronze Zun vessel

Western Zhou

Yejiashan, Hubei

Ground

Cuprite, Malachite

XRD, SEM-EDS, ATR-FTIR, FORS

2

YJS-126-18-1

Bronze Zun vessel

Western Zhou

Yejiashan, Hubei

Unground

Cuprite, Malachite

XRD, SEM-EDS, FORS

3

LN-BZ-93

Bronze Mirror

Liao Dynasty

Beizhen, Liaoning

Ground

Atacamite, Clinoatacamite, Quartz

XRD, SEM-EDS, ATR-FTIR, FORS

4

LN-BZ-96

Bronze Mirror

Liao Dynasty

Beizhen, Liaoning

Ground

Atacamite, Clinoatacamite, Quartz

XRD, SEM-EDS, FORS

5

LN-BZ-113

Bronze Mirror

Liao/Jin

Beizhen, Liaoning

Ground

Atacamite, Clinoatacamite, Quartz

XRD, SEM-EDS, FORS

6

LN-BZ-151-1

Bronze Mirror

Jin Dynasty

Beizhen, Liaoning

Ground

Atacamite, Clinoatacamite, Quartz

XRD, SEM-EDS, ATR-FTIR, FORS

7

SJL-M82-1

Bronze Ding vessel

Spring and Autumn

Sujialong, Hubei

Unground

Clinoatacamite, Cuprite, Atacamite

XRD, SEM-EDS, ATR-FTIR, FORS, Raman

8

SJL-M84-7

Bronze Gui vessel

Spring and Autumn

Sujialong, Hubei

Unground

Atacamite, Clinoatacamite

XRD, SEM-EDS, ATR-FTIR, FORS

9

SJL-M102-11

Bronze Li vessel

Spring and Autumn

Sujialong, Hubei

Unground

Clinoatacamite, Quartz

XRD, SEM-EDS, ATR-FTIR, FORS

10

PLC-27

Bronze Ding vessel

Shang Dynasty

Panlongcheng, Hubei

Ground

Cassiterite

XRD, SEM-EDS, ATR-FTIR, FORS

11

PLC-27

Bronze Ding vessel

Shang Dynasty

Panlongcheng, Hubei

Unground

Cassiterite

XRD, SEM-EDS, FORS

12

PLC-9

Bronze Ding vessel

Shang Dynasty

Panlongcheng, Hubei

Ground

Cassiterite, Romarchite, Cuprite

XRD, SEM-EDS, ATR-FTIR, FORS, Raman

13

PLC-9

Bronze Ding vessel

Shang Dynasty

Panlongcheng, Hubei

Unground

Cassiterite, Romarchite, Cuprite

XRD, SEM-EDS, FORS, Raman

14

PLC-36

Bronze Jia vessel

Shang Dynasty

Panlongcheng, Hubei

Ground

Cassiterite, Romarchite, Cuprite

XRD, SEM-EDS, ATR-FTIR, FORS, Raman

15

PLC-36

Bronze Jia vessel

Shang Dynasty

Panlongcheng, Hubei

Unground

Cassiterite, Romarchite, Cuprite

XRD, SEM-EDS, FORS, Raman

16

YJS-B-M111-58-3

Bronze Gui vessel

Western Zhou

Yejiashan, Hubei

Unground

Azurite

SEM-EDS, ATR-FTIR, FORS, Raman

17

OFY-8

Bronze ‘Fuhao’ double square Yi vessel

Shang Dynasty

National Museum of China, Beijing

Unground

Sampleite , Malachite

XRD, SEM-EDS, ATR-FTIR, FORS, Raman