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Tagsgranodiorite
1 place carries this tag, across every kind and continent it appears in.
🇪🇬 Egypt · Hydraulic works
Roman Early Imperial (68–300 CE) · Roman Imperial (Trajan/Hadrian)
Mons Claudianus is the Trajanic Roman quarry complex (98–117 CE peak) in Red Sea Mountains 500 km S of Cairo at 700 m, extracting Tonalite gneiss (Claudianus granodiorite grey with black feldspar…