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Geologic and Metallogenic Framework of North Africa ...

North Africa is noteworthy for having a great diversity of geology and mineral resources. Geologically, the region contains numerous terranes that contain rocks ...

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Exposure Data - Ionizing Radiation, Part 2: Some ...

The most important source of radioactive fall-out from nuclear explosions is the large number of nuclear weapons tests carried out in various parts of the world since ...

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NATURA : AMORE: ARTE: ANIMALI: CITTÀ: NATALIZI: RICORRENZE: PAESAGGI: FIORI: VARIE: Dipinto di Salvador Domènec Felip Jacint Dalí, Olio su …

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Porphyry copper deposit - Wikipedia

Porphyry copper deposits are copper orebodies that are formed from hydrothermal fluids that originate from a voluminous magma chamber several kilometers below the ...

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