gold mine

The Iraqi cell phone network was a potential intelligence gold mine.

Like a Kinsey Report for the big-data era, there's a gold mine of findings here to titter about.

“For these companies, the current situation is a gold mine,” Teret said.

It also happens to be a gold mine of soul food restaurants that are anything but corporate in character.

It seems the answer is no—World War II and its surrounding events continue to be a gold mine for writers and filmmakers.

Believed there was a gold mine, or somethin' like that, under the south medder—'D you ever hear such a thing!

Here is a gold-mine for the makers of boys' books of all future generations to quarry in.

She confidently expects to discover a gold mine, and so that's another reason why she thinks Allen ought to be here.

The development of the self-binding reaper on our western grain-fields has opened a gold mine for Sisal cordage.

For mind is really more honorable than muscle, yet when these two met in a gold mine it fared ill with mind.