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Table 2 Summary of bubble textures of the representative samples

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

Sample

Unit

Vesicularitya (%)

2D surface vesicularity by DSM-LaRIb (%)

Texture

Edit distance for \(R\)

Edit distance for \(D\)

08_07

5a

77.8

26.3

Coarsely vesicular: spherical bubble

2.42

2.16

08_18

5a

78.1

36.4

Coarsely vesicular: elongated bubble

4.26

3.29

10_26

5a

73.1

6.0

Microvesicular: spherical bubble

0.77

2.26

06_40

5a

78.2

12.2

Microvesicular: elongated bubble

1.15

4.37

  1. aMeasured by the Archimedes method (Houghton and Wilson 1989)
  2. bBubbles are recognized by DSM-LaRI