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
Gall	-	History
Cleveland	KLEEV-lənd	English
Tekla	-	Georgian, Hungarian
Jasmyn	JAZ-min	English (Modern)
Kristine	kris-TEEN (English), kris-TEE-nə (German)	Norwegian, Danish, Swedish, English, German
Selina	[sə'li:nə]