Basalt columns
The basalt flow exposed along the wall of this canyon exhibits well-developed columnar jointing. On many column faces one can recognize regular "chisel marks," created by the incremental growth of the column face by the coalescence of many individual fracture surfaces.
| Other Authors: | |
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| Format: | Other/Unknown Material |
| Language: | unknown |
| Published: |
Oberlin College Library
1996
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| Online Access: | http://server15963.contentdm.oclc.org/u?/p15963coll1,1699 |
| Summary: | The basalt flow exposed along the wall of this canyon exhibits well-developed columnar jointing. On many column faces one can recognize regular "chisel marks," created by the incremental growth of the column face by the coalescence of many individual fracture surfaces. |
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