| The project at hand is to extract the newly discovered deposits of pitchblende on these satellites of Jupiter. |
| From the other camp Johnny Thompson went in search of pitchblende, only to return empty-handed. |
| The hint of a new element in pitchblende materialized in July 1898, when the couple reported gathering a substance that was 400 times more active than metallic uranium. |
| More illusive than gold and many times more precious, radium, the product of pitchblende, had somehow gotten into his blood. |
| With his dog team on his second journey in search of pitchblende he had traveled fifty miles, and the day was still young. |
| The first discovery of pitchblende in the United States was associated with gold ores at the Wood mine in Gilpin County. |
