pitch-blende

They were standing at the base of the saddle ridge of pitch-blende, looking down the fold limb.

Cattle Town 2010

If the two brigs covered Killick's land-battery with gunfire, then the Marines could go in with powder barrels, pitch-blende, and Chinese lights to torch the Thuella down to charred ribs.

Sharpe's Siege Cornwell, Bernard 1987

They were standing at the base of the saddle ridge of pitch-blende, looking down the fold limb.

Dinosaur Planet McCaffrey, Anne 1978

There is not the smallest indication of pitch-blende anywhere in the neighbourhood, and radium, as even those little versed in chemistry or geology are aware, is only to be found in that particular ore.

Men of Affairs Roland Pertwee

Ever since we found the pitch-blende pockets in the Great Tunnel, and discovered the simple process of extracting the radium from it, we have gone on by leaps and bounds.

The Lady of the Shroud Bram Stoker 1879