Mining compass in engraved ivory case, Italian, 17th century

Made:
1601-1700 in Italy
maker:
Unknown

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Science Museum Group Collection
© The Board of Trustees of the Science Museum

Science Museum Group
© The Board of Trustees of the Science Museum

Mining compass in engraved ivory case, Italian, 17th century

Magnetic compasses are portable and easy to use for rapid survey where high accuracy is not required. Particularly useful in mines, the compass could be hung on a hemp rope stretched along the mine gallery and the compass points used to call the direction of mineral veins.

Details

Category:
Surveying
Object Number:
1880-93
Materials:
brass (copper, zinc alloy), glass, ivory, pine (wood), silver (metal), steel (metal), wood (unidentified)
type:
mining dial
taxonomy:
  • furnishing and equipment
  • measuring device - instrument
  • magnetic compass
  • furnishing and equipment
  • measuring device - instrument
  • furnishing and equipment
  • measuring device - instrument
  • magnetic compass
credit:
Fulgence, Mons. (Paris)

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