Question

questions on relevant to the topic on basics of crystallography​

Answer 1

Answer:

Crystallography is defined as the study of crystals and their structure.

...

Cubic System:

Three crystallographic axes.

All at right angles to each other.

All of the equal length.

13 axis of symmetry (6 two-fold, 4 three-fold, 3 four-fold)

Nine planes of symmetry.

A centre of Symmetry.