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W.O. Kupsch fonds
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Pseudocraters near Reykjavik

Pseudocraters (formed by steam explosions when lava passed over wet ground) near Reykjavik, partly excavated for road material. Showing rugged topography excavations. August 1, 1960.

Pseudocraters near Reykjavik

Pseudocraters (formed by steam explosions when lava passed over wet ground) near Reykjavik, partly excavated for road material. Looking into one of the pseudocraters. August 1, 1960.

Busses at Vaglaskogur near remnants of a birch wood

Busses at Vaglaskogur, a birch wood, one of the few remnants of the woods, which at the beginning of settlement in Iceland nearly 1100 years ago covered most of the valley slopes up to about 300 m in height. August 3, 1960.

Lateral drainage channels on slope of shallow valley

Lateral drainage channels on slope of shallow valley south of Lake Masvatn. The channels are in side-hill position. The vertical distance between them may indicate the annual thinning of the retreating inland ice. August 3, 1960.

Skutustadir pseudocrater group

Skutustadir pseudocrater group, the most famous in Iceland. Myvatn area. The craters consist of scoria and lapilli and were formed when lava passed over wet ground. Thet are therefore rootless craters which are in cases difficult to distinguish from real craters. Other rootless craters are spatter cones formed by gases escaping from lava itslef and hornitoes which are stack-like spatter cones. August 3, 1960.

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