Coarse, basanitic tephra layers at Mt. Waesche
We are a research and service division of:
The Great Wall:
Close-up view of the Great Wall:
Back-scattered electron image of basanite tephra
(click for a larger image):
We are a research and service division of:
The Great Wall:
Close-up view of the Great Wall:
Back-scattered electron image of basanite tephra
(click for a larger image):