"coral-like" - Translation from English to Arabic

Also, it grows very quickly over hard surfaces, leaving a thin layer of coral-like crust. Impressive, right?
حضرة الدكتورة, متى كانت اخر مرة تحدثتي فيها لحبيبك؟

But then I realized the patterns were less scute-like and more coral-like.
لكن بعد ذلك أدركت أن الأنماط قرنية الشكل