Bedding plane of green siltstone (to very fine sandstone), showing numerous life traces.
Bedding/cleavage relationships observed in a pelitic portion of the exposure of turbidites in western Islay.
Permian-aged volcanic vent complex, preserved as a sea stack at Kinkell Ness, east of St. Andrews, Scotland
Handheld panorama of the western shore of Jura.
Jefferson Rock offers a view over the confluence of the Potomac and Shenandoah Rivers.
Unknown provenance, but it tells a nice story.
with cross-beds and pebbles. Corridor H, West Virginia.
Flip side of the sample here: www.gigapan.com/gigapans/187778
Ancient glacier-dammed lake shores, etched into the hillside of this U-shaped valley.
Devonian red beds, folded during Alleghanian mountain-building.
Cross-cutting basement complex granitoids.
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