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Etna Lava and sample quantifications (1971).

Lava morphology

'a'a

Dates of the eruption

Beginning
1971-04-05

End
1971-06-12

Volume

50 x 10 6 m 3

Wadge & Guest (1981)

Duration

69

Sample location

Lava flow front

Minimum size of vesicles counted(pixel)

10

Number of images (x magnification x area)

4 Data tables

Vesicle equivalent diameter
Vesicle area
Vesicle perimeter
Vesicle long axis
Vesicle orientation
Image magnification

4 Data tables

Bins
Na
Nv

4 Data tables

Wadge, G., and J. E. Guest (1981), Steady-state magma discharge at Etna 197181, Nature, 294, 548550, doi:10.1038/294548a0.

 

Etna Geophysical data (1971).

Mean output rate (MOR)

8.4 m3s-1

     
   
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