Um Adawi Granites

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The Um Adawi Granites are

Petrographically, the rocks are homogeneous, light to dark grey and medium- to coarse-grained. They consist of quartz monzodiorite, tonalite and granodiorite. Plagioclase (An21-32), quartz, k-feldspar, hornblende and biotite represent the essential minerals. Accessory minerals are apatite and Fe-Ti oxides.

Whole rock and mineral chemistry indicate that the Um Adawi older granites are

References

M. G. Shahien and Obeid, M. A., 2002, Geochemistry and Petrogenesis of the Early-orogenic Older Granites at the Um Adawi Area, Southeastern Sinai, Egypt, Egypt. J. Geol.

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