niocalite
/ˌnʌɪəʊˈkalʌɪt/Mineralogy
noun
A basic orthorhombic silicate and fluoride of niobium and calcium, (Ca,Nb)4Si(O,OH,F)9, which occurs as yellow crystals.
Origin
1950s. From nio- + cal- + -ite; apparently coined by E. H. Nickel.
| 单词 | niocalite |
| 释义 | niocalite/ˌnʌɪəʊˈkalʌɪt/Mineralogy noun A basic orthorhombic silicate and fluoride of niobium and calcium, (Ca,Nb)4Si(O,OH,F)9, which occurs as yellow crystals. Origin |
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