It’s a complete accident that this tessellation popped up a second time here — I had forgotten about the first one. At least it has different colors!
A Tessellation Featuring Regular Heptagons and Triangles, as well as Six- and Four-Pointed Stars
RobertLovesPi.net
Polyhedra, tessellations, and more.
RobertLovesPi.net 
Nice, except too complex for my taste. Too many shapes. Even two is pushing it.
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