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English-Thai Dictionary

uraninite

N แร่ ที่ มี  uranium trioxide ตะกั่ว  เรเดียม  และ ฮีเลียม 

 

Webster's 1913 Dictionary

URANINITE

URANINITE U *ran "i *nite, n. (Min. )

 

Defn: A mineral consisting chiefly of uranium oxide with some lead, thorium, etc. , occurring in black octahedrons, also in masses with a pitchlike luster; pitchblende.

 

New American Oxford Dictionary

uraninite

u ran i nite |yo͝oˈrānəˌnīt, -ˈranə -jʊˈreɪnənaɪt | noun a black, gray, or brown mineral that consists mainly of uranium dioxide and is the chief ore of uranium. pitchblende is a variety of uraninite. ORIGIN late 19th cent.: from urano- 2 + -ite 1 .

 

Oxford Dictionary

uraninite

uraninite |jʊˈranɪnʌɪt | noun [ mass noun ] a black, grey, or brown mineral which consists mainly of uranium dioxide and is the chief ore of uranium. ORIGIN late 19th cent.: from urano- 2 + -ite 1 .