a mine of information

a person or a book with a lot of information (often + about ) He's a mine of information about the cinema.

Name	Pronounced	Usage
Irena	ee-RE-nah (Polish), ee-RAY-nah (Dutch)	Polish, Czech, Slovene, Croatian, Serbian, Dutch, Lithuanian
Noemin	-	Biblical Greek
Couch	[kautʃ]
Jaala	-	Biblical
FaolÁN	FWAY-lahn	Irish
Jeffery	JEF-ree	English