I am very curious about the CDF logo, can anyone tell me how is it made? is it made by Mathematica? Does anyone give me any tips?

I am very curious about the CDF logo, can anyone tell me how is it made? is it made by Mathematica? Does anyone give me any tips?

ParametricPlot3Dwith some kind of spiral defined by one parameter and the other tracing out a triangle whose size varies with position of the spiral. And then the same thing rotated and a bit of fiddling withSpecularity. The exact curves weren't obvious to me so I'll leave it for others to do. – Verbeia Jun 10 '15 at 04:07