Early last year, Watkins appointed a panel of independent mining experts to study the situation.

The mining expert favored his superior with a mirthless smile.

Mack Nolan, he decided, could pass anywhere as a mining expert.

"Of course, I'm just an amateur mining expert on a vacation, myself."

They were the great mining experts of the early Middle Ages.

He was a mining expert and developed the town into one of the most important metallurgy centres.

"I place great reliance on what the mining expert said, for he is known as a man who makes no mistakes."

He has had a mining expert go into the matter with great care.

To some mining experts it's also a clear sign that exemptions are being given too easily.

Extending their techniques in our conditions have prompted fears among some mining experts.