The San Andreas is probably the best-known transform fault boundary.
Earth cycles Global cycles of life-giving elements
This sample illustrates how pillow basalts grow.
Earth cycles Global cycles of life-giving elements
The reddish rind on this pillow is palagonite, a clay-rich layer that formed when a hot exterior reacted with cold seawater.
Earth cycles Global cycles of life-giving elements
This cross-section of a chestnut oak (Quercus montana) from eastern Kentucky is a 283-year chronicle of local climate.
Earth cycles Global cycles of life-giving elements
The globe before you is a model of the solid Earth.
Earth cycles Global cycles of life-giving elements
Plates move apart from each other along divergent boundaries.
Earth cycles Global cycles of life-giving elements
The inner structure of a mountain belt is revealed in the deeply eroded valleys of the Alps.
Earth cycles Global cycles of life-giving elements
The Alps have a deep core of rocks that were once sediments and magmas (molten rocks) solidified in the shallow crust.
Earth cycles Global cycles of life-giving elements
This eclogite represents oceanic crust that became trapped and caught up in the continental collision that formed the Alps.
Earth cycles Global cycles of life-giving elements
With burial and the increase in pressure, shales may be transformed by re-crystallization into metamorphic rock.
Earth cycles Global cycles of life-giving elements
