The Science of Snowflakes

Snow Flakes Snow Crystals Science Caltech physics professor Kenneth G. Libbrecht
Kenneth G. Libbrecht

Stellar Plates
These common snowflakes are thin, plate-like crystals with six broad arms that form a star-like shape. Shapes like these form around 28 degrees Fahrenheit, while columns and slender needles appear near 23 degrees. Plates and stars again form near 5 degrees Fahrenheit.

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