Originally Posted by CorgiNole

If you Google "Bonnie Hunter Cathedral Stars class list" you can find information on how much yardage per color or color set.

That is probably the easiest estimate. I learned to calculate yardage based upon block size and number of units using the Harriet Hargrave Quilters Academy Volume 1 - she does a great job laying out how to compute the number of strip sets you will need for each type of cut - which in turn leads you to the computation of yardage needed.

This is a lovely pattern, but I'm not sure I would start a new quilter off with lots of complex triangles and blocks.

Cheers, K