gold mine of information

(a) gold mine of information

Fig. someone or something that is full of information. Grandfather is a gold mine of information about World War I. The new encyclopedia is a positive gold mine of useful information.

Common Names:

Name	Pronounced	Usage
Kiera	KEER-a, KEE-ar-a	Irish
&Thorn;ÓRdÍS	-	Ancient Scandinavian, Icelandic
Sergio	SER-jo (Italian), SER-khyo (Spanish)	Italian, Spanish
Neville	NEV-əl	English (British)
Sutherland	['sʌðələnd]
MylÈNe	mee-LEN	French