hryggina
Hryggina is the armillary sphere of the Icelandic funerary monument known as the Ossur statue. The Ossur statue is an artifact from the Viking Age buried at the farm site of Revsfell in Iceland. The artifact was discovered in 1938 by a team of archaeologists and has since been the subject of several studies. The Hryggina, which translates to "shoulder" or "frame" in Icelandic, is a part of the Ossur statue that consists of an armillary sphere.
An armillary sphere is a model of the celestial sphere with rings that represent the paths of
Other than its composition as part of a larger artifact, the Hryggina's purpose remains unclear. This armillary