Idea of Bitcoin Icon
There is a circle with the letter B inside of it. The letter B has four tiny rectangles (all equal size), two on top of it and two on the bottom of it. By having these rectangles attached to the letter B, the letter appears to look like the US dollar sign - - $.
This is the Bitcoin icon for Windows 10
. Here we go. Optimized for 32x32 px, these are the simplest icons in the line style. Downloadable formats are PNG and SVG, among others. Icons8 icon pack is unique in providing a huge number of icons designed by the same team of four designers who create the new icons every working day in the same style and with the same quality. Same cool as the Bat Face, huh.