Noun
A chest filled with treasure, especially one used by pirates, etc.
(metonymically) A treasury, especially a state or royal treasury.
(figuratively) Any source of something valuable or beautiful.
a treasure chest of poems
Synonym: gold mine
The home should be the treasure chest of living. Le Corbusier
Here is the treasure chest of the world - the public library, or a bookstore. Ben Carson
Any nerd who grew up around the time that I did, BBC programming was a treasure chest for us. Chris Hardwick
Your soul's desire are with you at birth like a hidden treasure chest of possibilities for you to discover as you grow and evolve into the person you were meant to be. Give voice to what you long for in the deepest place in your heart. Debbie Ford
The future of America is not an entitlement. We have been given a treasure chest of gifts and opportunities, but some people are being left behind, and success is not sustainable unless it is shared. Howard Schultz
When the treasure chest is open, even the just man sins. Ecuadoran Proverb