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1970 Eruption Site - Beerenberg Volcano, Jan Mayen

All photographs by Sylvester, 16 August 1973.

View SE across aa flow from Trinityberg vent toward Skrukkelia and Siggurdsbre vents high on ridge in front of Beerenberg summit.

View southwest of Siggurdbre tephra cone with Beerenberg's summit lava cone in upper right corner. The cape is Taggodden.

 

View southwest of Siggurdbre tephra cone and fractured tephra blanket. Puff of steam on right side of Beerenberg.

 

The 1970 eruption occurred near the top of this the Skrukkelia escarpment.

Collapsed lava tube.

 

Ropy pahoehoe from Skrukkelia vent.

Ropy pahoehoe upon aa lava

Vent for an aa lava flow.

Aa lava flowed away from the vent in the right foreground.

Aa flow front.

Looking uphill toward source of aa flow in foreground.

View of lava plain formed as a result of the 1970 eruption.

Fumerolic activity in Skrukkelia vent, 16 August 1973.

View northwest parallel to the trace of a 10 cm high fault scarp in tephra from Skrukkelia vent. Fault continues into snowfield in background. Hammer is 36 cm-long.

Northwest-trending, left-stepping en echelon fractures in tephra on Skrukkelia crater. Hammer is 36 cm-long.

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