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Hydrothermal Activity
Hydrothermal Activity
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Calcite Crystals Occurred in the Pb/Zn Ores Depositional Environment as a result of the Hydrothermal Activity
Metwally Hamza
Epidote as a Semi-gemstone occurred within Lead/Zinc Ores and Iron Oxides Deposits
Metwally Hamza
Gypsum Slice embedded in Lead/Zinc Ores Layer
Metwally Hamza
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