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3 definitions found

From: DICT.TW English-Chinese Dictionary 英漢字典

 gum·mite /ˈgʌˌmaɪt/
 脂鉛鈾礦

From: Webster's Revised Unabridged Dictionary (1913)

 Gum·mite n.  Min. A yellow amorphous mineral, essentially a hydrated oxide of uranium derived from the alteration of uraninite.
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From: WordNet (r) 2.0

 gummite
      n : a gummy orange mixture of uranium oxides and silicates
          occurring naturally in the hydration and oxidation of
          pitchblende