It is intended in this article but to touch upon the simple structural formation of the ice. There are still many important facts to discover, many interesting problems to solve. It would be interesting to know why the ice crystals which originate and have their being in the same body of water, and under precisely the same conditions of temperature vary so greatly in their structural formation.
128. Germ or birth of ice crystal
129. Discoidal ice crystal. Second stage in which crimps begin to appear around the edge of disc
130. Third stage of development. Scallops well defined
Ice crystallisation in all its branches is a fascinating and wonderfully instructive study. It is still in its infancy, there is much as yet undiscovered material for experiment awaiting both the student and the camera specialist.
“Sometimes it was simply smooth and clear
For the gladness of Heaven to shine through, and here