5,120 Rubidium Surprise Major

Donald F Morrison (no. 5988)
23456  I/V  W  B
34256   x
62534          3
56234   2
35264       -   
Repeat four times.

Contains 12 56s 11 8765s off the front, 7 65s, and back rounds.
Also true to Fire Opal and Odsey.