Crystallography from Haüy to Laue: controversies on the molecular and atomistic nature of solidsThis Laue centennial article has also been published in Zeitschrift für Kristallographie [Kubbinga (2012). Z. Kristallogr. 227, 1–26].

Kubbinga, H.

doi:10.1107/S0108767311030315

Figure 6
The `lattices' (réseaux) of the tetrahedral molecules of boracite that constitute either a cube, (a), or a tetrahedron, (b) (Delafosse, 1843

). A packing such that there would result a dodecahedron of pentagons appears to be impossible.