Iceland, if you can believe the composition!
An unusual rock to see in Iceland!
Made famous in 2010, when its eruption put out sufficient ash to shut down European airspace for a week, this is the glacier-capped volcano Eyjafjallajokull.
Columnar basalt above a beach of black sand.
with pebbles and cross-beds.
Flip side of the sample here: www.gigapan.com/gigapans/188209
Table Mountain Sandstone from Table Mountain. A quartz arenite with variable levels of hematite staining.
Slaty cleavage is variably developed in strata of the rhythmite portion of the Neoproterozoic Konnarock Formation.
Foliation in the Squaw Creek Schist is highlighted in yellow (projected in black), and the axial surface of the major obvious folds are shown in red.
Annotated copy of this image: www.gigapan.com/gigapans/187745
check the surrounding hillsides!
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