Crystallite

Polycrystalline structures composed of crystallites. Clockwise from top left:
a) malleable iron
b) electrical steel without coating
c) solar cells made of multicrystalline silicon
d) galvanized surface of zinc
e) micrograph of acid etched metal highlighting grain boundaries

A crystallite is a small or even microscopic crystal which forms, for example, during the cooling of many materials. Crystallites are also referred to as grains.

Bacillite is a type of crystallite.[1] It is rodlike with parallel longulites.[2]

  1. ^ "Bacillite | geology". Encyclopedia Britannica. Retrieved 2021-09-06.
  2. ^ Manutchehr-Danai, Mohsen (March 9, 2013). Dictionary of Gems and Gemology. Springer Science & Business Media. p. 34. ISBN 978-3-662-04288-5.