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Table 1 Example minimum and maximum values for the thermal characteristics of a magma chamber used to calculate thermal contraction

From: What causes subsidence following the 2011 eruption at Nabro (Eritrea)?

Param.

Units

Max value

Reference

Min value

Reference

C p

J Kg −1 K −1

1100

Martin et al. (1987)

1047

Armienti et al. (1984)

f

 

0.9

Tallarico et al. (2003)

0.6

Armienti et al. (1984)

k

W m −1 K −1

3

Chapman (1986)

2.3

Armienti et al. (1984)

Q l

J Kg −1

800000

Armienti et al. (1984)

334944

Tallarico et al. (2003)

T s

K

1130

Donovan et al. (2018)

1030

Donovan et al. (2018)

Δ T

K

350

Armienti et al. (1984)

150

Huppert and Sparks (1981)

ρ s

kg m −3

3300

Scandone and Giacomelli (1998)

3084

Scandone and Giacomelli (1998)

ρ l

kg m −3

2750

Sparks and Huppert (1984)

2570

Armienti et al. (1984)