IDS PHOTO 34
Coplanar mafic and felsic intrusions in a composite dike, Spangler Hills. Different phases contains similar plagioclase and amphibole phenocrysts, and may be of similar origin. Photo 0.5 m across.
IDS PHOTO 34 |
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Coplanar mafic and felsic intrusions in a composite dike, Spangler Hills. Different phases contains similar plagioclase and amphibole phenocrysts, and may be of similar origin. Photo 0.5 m across. |