Country:
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Bulgaria
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Province:
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Northern Bulgaria
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Locality:
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Vaklino, Borehole R-1
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Layer:
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niveau 1256,6 m |
Lower Boundary:
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Up.Visean Goniatites BZ base [up.VIS], 333.5 million years
|
Upper Boundary:
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DER Go alpha 3--Go alpha 4 [13.00], 332 million years
|
Georeference:
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