Lake Rândunica (Romanian: Lacul Rândunica, also called Lacul Sf. Ioan) is a natural salt lake in the town of Ocna Sibiului, Sibiu County, Transylvania, Romania. It is one of the many lakes of the Ocna Sibiului mine, a large salt mine which has one of the largest salt reserves in Romania.

Lake Rândunica
Lacul Sf. Ioan
Lacul Rândunica (Romanian)
Location of the lake in Romania.
Location of the lake in Romania.
Lake Rândunica
LocationOcna Sibiului, Sibiu County, Transylvania, Romania
Coordinates45°52′23″N 24°03′59″E / 45.87306°N 24.06646°E / 45.87306; 24.06646
TypeSalt lake
Surface area2,149 m2 (23,130 sq ft)
Max. depth46.54 m (152.7 ft)
Salinity120 g/l
Ocna Sibiului within the Sibiu County

Name

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Lacul Rândunica means the swallow lake.[1]

History

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The origin of this lake is the abandonment of the "Nepomuceni Johann Grube" salt mine. The salt mine was exploited between 1722-1877 using the bell system with two wells up to the depth of 80 metres (260 ft).

Information

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  • Surface: 2,149 square metres (23,130 sq ft)
  • Maximum Depth: 46.54 metres (152.7 ft)
  • Salinity: 120 g/l

Lakes of the salt mine

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References

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  1. ^ "Lacuri Naturale - Ocna Sibiului". www.ocna-sibiu.ro. Archived from the original on 11 June 2017. Retrieved 18 June 2017.