Found 1 items, similar to Zonal structure.
English → English (gcide)
Definition: Zonal structure
Zonal
\Zon"al\, a. [L. zonalis.]
Of or pertaining to a zone; having the form of a zone or
zones.
[1913 Webster]
Zonal equation (Crystallog.), the mathematical relation
which belongs to all the planes of a zone, and expresses
their common position with reference to the axes.
Zonal structure (Crystallog.), a structure characterized by
the arrangements of color, inclusions, etc., of a crystal
in parallel or concentric layers, which usually follow the
outline of the crystal, and mark the changes that have
taken place during its growth.
Zonal symmetry. (Biol.) See the Note under
Symmetry.
[1913 Webster]