link
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From
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To
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Geolocation
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Author - title
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Year
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details | Miocene | Ecuador | Putzer,H.Von. Tertiary Lignite in the Interandine Graben of Ecuador as an example of Syn-Orogenous Coal Formation in intramontane Depressions | 1968 | |
details | Miocene | E.Germany | Hunger,R. On the facies of Coal. | 1953 | |
details | Late Pliocene | Belgium | Vanhoorne,R.E. The Lignites of Mol (Belgium). | 1974 |