Its structure contains a special type of octahedron: Lindqvist ion.

Peterandresenite was found in a pegmatite of the Larvik complex in Norway.

[3] It is somewhat similar to other unique niobium minerals, aspedamite and menezesite.

[5][6] Peterandresenite was discovered in AS Granit quarry, Tvedalen, Larvik, Vestfold, Norway.

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