Keyword: cave system
Gouffre de Padirac
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Gouffre de Padirac
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Gouffre de Padirac
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Dirtlow Rake quarry; cave system in cross section…
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Dirtlow Rake quarry; cave system in cross section
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Dirtlow Rake quarry; phreatic tube in cross sectio…
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Dirtlow Rake quarry; vein cavity in cross section
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Cave system exposed by Dirtlow Rake quarry near Ca…
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