Face the anger for what it is and don't try to avoid it. Identify feelings that are at the root of the anger or depression over the loss. Identify the guilt, resentment, rage, fear, embarrassment, depression, etc., involved in this anger over loss. Anger is a signal that things are not going our way. Anger is a motivator for us to change things or to rectify them.
Unresolved anger is a block to our emotional growth.
Anger is a sign that we must take an assertive stance to tune into how we are feeling and why we are feeling that way. Anger is directly related to our thoughts. If we have angry thoughts we will become angry. However, if we don't have angry thoughts, we won't become angry. Depression is anger that has been suppressed.