continues to flow to the north under the ice
cap,
advancing ~1 km from the crater. Depressions in the ice-surface have formed due to lava
being in contact with ice; these features have enlarged considerably since 24
April. The surface of Gígjökull is grey due to
ash deposition; likewise, the north-western flank of Eyjafjallajökull is
black in
appearance.
Booming sounds were reported yesterday from
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