Just removed my sand from my 125 african tank and changed to crushed coral mixed with white gravel. Also, re-aquascaped it while I was in there. Took several hours and still waiting on the water to clear up (gravel dust still there no matter how much I rinsed!). But, anyway, thought I would share.
Be the person your dog THINKS you are.
125 Gal. African Cichlid Mixed, 75 Gal. Fresh Community, 60 Gal. Fresh Community, 29 Gal. Fresh Community