Subject ASC0003sy1

The geological magazine, or, Monthly journal of geology.
Decade 2:v.9 (1882), Page 153 (1882)
Harvard University, Museum of Comparative Zoology, Ernst Mayr Library
BHL Page 32520682

Keywords

rocks geology columbrium grit quary shales geology of anglesey section quarry Nebo Anglesey Callaway Cabrian shale Pre-Cambrian Roberts black slate sandstone conglomeratic dyke fault slate faults

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