Skip to main content

Table 3 Arithmetic means and standard deviations of \(\overline{R}\) and \(\overline{D}\)

From: Quantitative measurement of bubble textures in pumice clasts using a digital stereo microscope with low-angled ring illumination

Unit

Mean \(\overline{R} \) (mm)

Std \(\overline{R} \) (mm)

Mean \(\overline{D}\)

Std \(\overline{D}\)

Mean vesicularitya (%)

2

0.303

0.075

0.369

0.074

78.6

5a

0.388

0.139

0.392

0.074

78.8

6

0.452

0.139

0.477

0.097

88.2

  1. Mean arithmetic mean, Std standard deviation
  2. aMeasured by the Archimedes method (Houghton and Wilson 1989)