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Table 1 Chemical composition of LS4, NS4, and KS4 anhydrous glasses

From: Water and magmas: insights about the water solution mechanisms in alkali silicate melts from infrared, Raman, and 29Si solid-state NMR spectroscopies

  

SiO2

Li2O

Na2O

K2O

 

nom. mol %

80.00

20.00

0.00

0.00

LS4

nom. wt. %

88.94

11.08

0.00

0.00

 

meas. wt. %

88.77 (94)

11.23 (75)

n.a.

n.a.

 

nom. mol %

80.0

0.00

20.00

0.00

NS4

nom. wt. %

79.50

0.00

20.50

0.00

 

meas. wt. %

80.38 (36)

n.a.

19.62 (31)

n.a.

 

nom. mol %

80.0

0.00

0.00

20.0

KS4

nom. wt. %

71.84

0.00

0.00

28.16

 

meas. wt. %

71.16 (49)

n.a.

n.a.

28.84 (28)

  1. nom. mol %, nom. wt. %, and meas. wt. % refer respectively to the nominal compositions in mol and wt. % and to the measured composition in wt. %. Chemical compositions are from Le Losq et al. (2015a). Errors are given at the 1σ confidence interval