Talk:Topaz Dragon/@comment-67.161.162.87-20121102210949/@comment-5085186-20121103012922

http://www.2084.org/dragonvale/breeding-sandbox/

That's the Breeding Sandbox. On the "Combo Finder" tab, if you enter the dragon, there is a percentage based on user testing (in the column called "Target % Beta) and you can select whether you want it for Cave or Island.

Topaz shows 3.5% in Cave, 7% for Island, same as all gemstones.