单词 | soda niter |
释义 | soda niter [`sōd·ǝ `nīd·ǝr] MINERALOGY NaNO3 A colorless to white mineral composed of sodium nitrate, crystallizing in the rhombohedral division of the hexagonal system; hardness is 11/2 to 2 on Mohs scale and specific gravity is 2.266. Also known as nitratine; Peru saltpeter. |
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