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Pronunciation varies by accent · noun
(mineralogy) A monoclinic yellow mineral containing nitrogen, hydrogen, oxygen, sulphur, uranium, and manganese..
"Redcanyonite is one of the rarest uranyl minerals known because it can only grow within narrow constraints"
Use redcanyonite when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Redcanyonite means (mineralogy) A monoclinic yellow mineral containing nitrogen, hydrogen, oxygen, sulphur, uranium, and manganese..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
"Redcanyonite is one of the rarest uranyl minerals known because it can only grow within narrow constraints"
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