P number: | P005329 |
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Old photograph number: | A12865 |
Caption: | L'Eperquerie, Sark, Channel Islands. Looking E. |
Description: | Porphyritic microdiorite dyke. The photograph shows the northern contact between granodiorite-gneiss (left) and a spectacularly porphyritic microdiorite dyke with prominent plagioclase phenocrysts set in a dark fine-grained groundmass. |
Date taken: | Wed Jan 01 00:00:00 GMT 1975 |
Photographer: | Jeffery, C.J. |
Copyright statement: | NERC |
Orientation: | Portrait |
Size: | 319.60 KB; 659 x 1000 pixels; 56 x 85 mm (print at 300 DPI); 174 x 265 mm (screen at 96 DPI); |
Average Rating: | Not yet rated |
Categories: | Unsorted Images |
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