HYPABYSSAL ROCK TYPES IN GENERAL (PETROGRAPHY)
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BTIGNEOUS ROCKS/GENERALITIES CONCERNING VARIOUS ERUPTIVE ROCKS (PETROGRAPHY)
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UDC552.312
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Descriptor GERHYPABYSSISCHE GESTEINE ALLGEMEIN (PETROGRAPHIE)
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Descriptor ENGHYPABYSSAL ROCK TYPES IN GENERAL (PETROGRAPHY)
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Descriptor FREROCHES HYPOABYSSALES EN GENERAL (PÉTROGRAPHIE)