Summary

Calcium and fluorine atoms for construction of Fluorite ball-and-stick model.
Model sizes (diameters):
Calcium - 17.0 mm; Fluorine - 14.0 mm;
Holes - 2.1 mm.

Example of final constructed model see on: https://skfb.ly/p9ZNX
In this example, there are 14 Ca atoms and 64 F atoms.
The length of Ca--F bond - 32 mm.

Other information, video and discussions at https://t.me/SciCryst