This icon is a part of a collection of Ruby Gemstone flat icons produced by Icons8. Icons follow the guidelines of iOS, Windows, and Android and are designed by a single designer, guaranteeing the consistent quality. Both PNG and vector are available.
The icon is made up of eight triangle shapes. The top five are all turned in different directions. The bottom three are made up of two obtus triangle at the left and right and the middle one looks like a isosceles. Together they all form a gem-shape.