Completed on 19th April 2013.
Baby pink is the 9th plane.
Reference: Ornamental Origami: Exploring 3D Geometric Designs
Time taken: 6-7 hours (3 days , 2 hours per day)
Paper used: Color printer papers
Paper size : 4 inch x 4 inch
No of units: 9 x 8 = 72 (8 units per plane)
Base Angle : 360 / 8 = 45 degrees
Difficulty: Moderate, after trying 8 intersecting planes this was easy. Refer to color schematic diagram in the book. Also available here :
Under Diagrams, next to intersecting planes, there's a link [Assembly guide]. Click it.
Enjoyed folding this model.