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Table 2 Mode composition of scoria from the November 26–27, 2014, eruption (vol%). Porosity of the scoria and volume fraction of glass in groundmass are also shown (vol%)

From: Petrological characteristics and volatile content of magma of the 1979, 1989, and 2014 eruptions of Nakadake, Aso volcano, Japan

Sample ID I141129S01 I141129S02 I141129S03
Phenocryst 37 35 39
 Plagioclase 22 28 31
 Olivine 2 2 2
 Clinopyroxene 13 5 6
 Fe–Ti oxide < 1 0 < 1
Groundmass 63 65 61
Porosity 65 77 50
Glass in groundmass 90 65 3
  1. Number of points: 2098 for I141129S01, 3459 for I141129S02, 4177 for I141129S03