mine opening

generic term for various typs of cavities in mining. 
mine roadways, pit room

OverviewRelatedTableS1S2S3

Wikidata
underground structure, underground mine complex, Q56087849, Q496707, Q760128, Q9385352, Unknown, Unknown, lateral drift, adit, sough, prosek, mine shaft, borehole, shurf, tunnel, road, ort, Q12146068, Q15849519, 

• Google Knowledge entry^@
• Armenian Soviet Encyclopedia, vol. 6^@
  

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• 

  Czerwona Jaskinia
  

adit – borehole – Czerwona Jaskinia – lateral drift – mine shaft – ort – prosek – road – shurf – sough – underground mine complex – underground structure – Unknown – Unknown – 

Type	Date	Description	Keywords	Notes	Source
link		Google Knowledge entry@			Wikidata
link		Armenian Soviet Encyclopedia, vol. 6@			Wikidata
cave		Czerwona Jaskinia	cave, artificial cave, mine opening		Wikidata

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