f=200mm from BN SW rim. After careful observation Jürg has approached the rim of BN's NW vent. Strombolian explosions occasionaly launched spatters as high as the rim but only rarely above it (MC). |
f=200mm from BN SW rim. After careful observation Jürg has approached the rim of BN's NW vent. Strombolian explosions occasionaly launched spatters as high as the rim but only rarely above it (MC). |