Genealogy of a Quilt-2

Back in this post I wrote about a quilt top pieced with rectangles that combined fabric from two ideas--thinking about a pine grove and about stones. Over the last few days I've pieced a back for that quilt. I incorporated the stone-blocks in the back, and decided to slice through the largest ones (that looked more like dinosaur eggs than stones). The photos above show details. Here's the full back:
I like it.