 [ Symptoms ] i have congenital diaphragmatic eventration is himalayan trekking advisable [ Disease ] i really can not answer that question since i did not see this stone like thing but it may simply be a stone formed of dry ear wax i am more concerned if you are still having ear pain since there can be many different causes if you are still having pain it would be wise to see a medical professional so that your ear can be properly examined and a cause for this pain can be determined