Hello all, Looking for help identifying what this brass cup is....

[Storage Auction Rookie]

Hello all, I am trying to identify what this is. It has no markings on it. I'm assuming its brass because of the color and weight. It's heavy for a little thing lol. Any help would be greatly appreciated.

 

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[Storage Auction Rookie]

Awesome. Thank you.

 

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[Mackaydon]

Used for apothecary purposes; missing the pestle.
Don....