|
Definisi 'pitchblende'
|
|
English to English noun
| 1 |
a mineral consisting of uranium oxide and trace amounts of radium and thorium and polonium and lead and helium; uraninite in massive form is called pitchblende which is the chief uranium ore |  | source: wordnet30
| 2 |
A pitch-black mineral consisting chiefly of the oxide of uranium; uraninite. See Uraninite. | | source: webster1913
|
|
|