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Table 1 Thermal analytical data

From: New approach to the differentiation of marble samples using thermal analysis and chemometrics in order to identify provenance

Sample number

Sample description

Abbreviation

1st step

2nd step

Residue at 1000°C

DTA

   

1st Tpeak

1st loss%

2nd Tpeak

2nd loss%

Ea

logA

 

2nd Tpeak

1

naxos

naxos

 

0.00

746.0

43.42

83.86

8.25

55.65

831.0

2

turkish white

turk.w

 

0.00

746.0

44.56

99.65

10.20

54.14

836.5

3

paros marathi

paros m.

388.5

1.75

720.5

43.37

98.22

10.33

54.44

837.5

4

pentelic

pentelic

382.5

9.30

716.0

40.50

86.41

8.92

49.06

824.5

5

altissimo michelangelo

alt. Michel.

 

0.00

746.0

43.19

144.92

15.78

55.42

825.4

6

lasa

lasa

 

0.00

744.0

43.24

78.70

7.67

56.07

865.0

7

aphyon

aphyon

 

0.00

721.0

44.35

79.93

7.99

54.64

836.0

8

statuario carrara

stat.car.

471.0 (394)

2.06

726.5

42.58

85.54

8.70

54.23

846.0

9

stauario calocara

stat.calo.

365.0

1.55

784.5

41.13

208.28

22.62

55.09

874.5

10

piastra ravaccione

piastra rav.

447.0

1.52

739.0

43.53

121.71

13.04

54.83

818.0

11

altissimo falcucci

alt. Falc.

 

0.00

708.0

43.68

110.11

12.00

54.84

830.5

12

marmara white

marm.w

300.0

1.37

729.0

43.63

84.51

8.51

54.64

837.0

13

marmara gray

marm.g

 

0.00

729.5

41.44

84.10

8.49

55.67

834.0

14

carrara colonnata

car.col.

 

0.00

742.0

43.53

137.84

14.98

54.83

825.5

15

marmo thasos2

thasos

423.5

5.44

725.5

41.56

86.79

8.84

48.25

825.5

16

aphrodis, as white

aphrodis

 

0.00

724.0

44.35

72.40

7.07

54.64

821.5

17

(a) tempiorotondo

tempiorot.

382.0

8.90

707.5

40.20

80.85

8.28

49.80

841.5

18

(b) It national museum

it.NM1

 

0.00

735.5

40.80

102.18

10.61

57.60

819.0

19

(c) It national museum

it.NM2

 

0.00

726.0

40.40

117.36

12.68

57.40

836.0

20

(d) It national museum

it.NM3

494.0

3.30

740.0

39.60

113.48

12.00

52.00

820.5

21

(e) It national museum

it.NM4

418.0

9.50

734.0

40.00

208.71

23.99

49.20

841.0

  1. Legend:
  2. 1st Tpeak – Peak temperature of the 1st step.
  3. 1st loss% – Per cent mass loss at the 1st step.
  4. 2nd Tpeak – Peak temperature of the 2nd step.
  5. 2nd loss% – Per cent mass loss at the 2nd step.
  6. Ea – Activation energy of the 2nd step.
  7. logA – Logarithm of the Arrhenius pre-exponential factor for the 2nd step.
  8. Residue at 1000°C – Per cent residue at 1000°C.
  9. DTA 2nd peak – DTA peak temperature of the 2nd step.
  10. it.NM1 – Italian National Museum (finding #1).
  11. it.NM2 – Italian National Museum (finding #2).
  12. it.NM3 – Italian National Museum (finding #3).
  13. it.NM4 – Italian National Museum (finding #4).