CARBONIFEROUS ROCKS (PETROGRAPHY)
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BTSEDIMENTARY ROCKS (PETROGRAPHY)
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UDC552.57
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Descriptor GERKOHLENGESTEINE (PETROGRAPHIE)
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Descriptor ENGCARBONIFEROUS ROCKS (PETROGRAPHY)
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Descriptor FREROCHES/CARBONIFERES (PÉTROGRAPHIE)
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Variant GERKOHLE (PETROGRAPHIE)
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Variant ENGCOAL (PETROGRAPHY)
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Variant FRECHARBONS (PÉTROGRAPHIE)
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NTANTHRACITE (PETROGRAPHY)
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NTCRACKING, THERMAL CRACKING OF HYDROCARBONS (PETROGRAPHY)
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NTFOSSIL RESINS + AMBER + FOSSIL COPALS (PETROGRAPHY)
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NTJET (PETROGRAPHY)
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NTCOALIFICATION + CARBONIFICATION (PETROGRAPHY)
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NTHYDROCARBONS (PETROGRAPHY)
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NTLIGNITE AND BROWN COAL (PETROGRAPHY)
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NTMATURATION PROCESSES IN HYDROCARBONS (PETROGRAPHY)
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NTCOAL, BITUMINOUS COAL (PETROGRAPHY)
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NTPEAT (PETROGRAPHY)
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RTORGANOGENIC ROCKS (PETROGRAPHY)