This is very small snowflake (around 2 mm). 8 serial shots averaged to boost signal-to-noise ratio. Background: dark gray woolen fabric, natural light, external optics Helios 44M-5, january 2013, Moscow.
If you want to see more snowflakes, you can browse through all snowflake pictures.
Here you'll find snowflake photo wallpapers in numerous resolutions and screen proportions, up to Ultra HD 4K.
And here is article about snowflake macro photography.
