I agree - it is a LoneStar pattern. Here is a link to a blog that shows the strip method of construction. Her star comes out at 33x33 and uses Jelly Rolls for the diamonds BUT you could increase the final size easily by adjusting the width of each strips or adding additional 2 1/2 inch strips.
https://betteroffthread.com/2012/08/...torial-part-1/