Two full turns for a golden spiral (Fibonacci proportions). Built up the spiral from 1 gon angles. With a conic gradient added -each rotation has a different looking fill, but technically all of them are covered with the same linear gradient for every quarter turn. Resized to page borders.
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spiral base 4 free icon was designed by Lazur URH for icons Png and presented to its users.
Lazur URH
2/7/2018