why is gemstone dragon can not be traded?

[tze38]

I have 2 gemstone dragons and want to trade 1 at the trading portal, but can not find my gemstone dragon in the trading portal,nor trade button at my gemstone dragon also,can anybody pls explain to me how can I trade this gemstone dragon? Thanks a lot

[DeeDe99]

Gemstone dragons cannot be traded. Neither can Rainbow dragons or Lotus, Fire, Forest or Air. There are likely others too, those are just the ones I can think of off the top of my head.

[tze38]

Thanks for info DeeDe99