Instruments in the Teylers Museum. Siberian lodestone with armature. Very large piece of magnetite, obtained in 1810 from Siber

---

Siberian lodestone with armature. Very large piece of magnetite, obtained in 1810 from Siberia for Martinus van Marus by Parrot, professor of physics at Dorpat (modern Tartu, Estonia). The magnetite is armed with iron and is encased in copper. Van Marum's inentory notes that it will lift '200 ponden'.

---

Size: 2019px × 3646px
Photo credit: © CNP Collection / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., .., 1810, armature., armed, copper., dorpat, encased, ineinstruments, iron, large, lodestone, magnetite, martinus, marum, marus, museum., obtained, parrot, physics, pie, piece, professor, siberia, siberian, teylers, van