To dream of finding the treasure chest, denotes to the exploration of yourself as completely new person. It is also the sign of the treasures you are trying to find within those you are surrounded by. The treasure chest could show the unseen abilities of the dreamer.
Dream dictionary: Treasure Chest dream meanings
…(Records) In a dream, a notebook means managing one’s expenses, or remembering the past. A notebooks in a dream also represents an estate, a treasure chest, benefits, profits, distress, burdens, or bad comments. If an unemployed person sees a notebook in his dream, it means that he will find work. (Also see Paper)…
…his mosque sees himself in a dream coming before God’s Prophet (uwbp) and finds him standing up, it denotes one’s correct religious standing, and it means that he will have commanding authority over the Imam of his time. If one finds him (uwbp) deceased in the dream, it means that a noble person from the family of the person seeing the dream will shortly die. If one sees the funeral of God’s Prophet (uwbp) in a dream, it means that a calamity will befall that country. Following his funeral procession up to his grave (uwbp) in a dream means that the person seeing the dream will yield to innovations. Visiting his grave (uwbp) in a dream means receiving a great treasure. If one sees himself as the son of God’s Prophet (uwbp) in a dream, and even if one is not one of his descendents, it denotes one’s sincerity, true…
…head of the household, the housekeeper, the butler, a treasure chest, one’s coffer or a safety box. The baker’s oven in a dream represents the governor’s house, a juvenile correction house, fulfillment of one’s needs, earning one’s livelihood, or recovering from illness. If one bakes dough in a dream, it means satisfying one’s needs, recovering from illness, winning victory over one’s enemies, or opponent, winning a court case, teaching one’s son a craft, sending one’s child to a school, enlisting one’s son in the army, or it could mean becoming wealthy. A bakery oven in a dream also represents one’s source of income, revenues, or shop, or it could denote one’s carnal self, its good and evil nature, or it could mean changes in one’s life, profits and losses. Seeing an unknown bakery oven in a dream also represents the governor’s house, or the court house because of the fires…