请输入您要查询的英文单词:

 

单词 nifontovite
释义 nifontovite Min.|nɪˈfɒntəvaɪt|
[ad. Russ. nifontovit (Malinko & Lisitsyn 1961, in Dokladȳ Akad. Nauk SSSR CXXXIX. 188), f. the name of P. V. Nifontov, 20th-cent. Russian geologist: see -ite1.]
A hydrated borate of calcium, CaB2O4.2·3H2O, found as colourless monoclinic crystals.
1961Mineral. Mag. XXXII. 990 Nifontovite... Small anhedral grains in skarn deposits in the Urals.1971Soviet Physics—Crystallogr. XVI. 186/1 The description and investigation of a group of endogenic calcium metaborates: calciborite, korzhinskite, uralborite, nifontovite, frolovite, and pentahydroborite.
随便看

 

英语词典包含277258条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。

 

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2024/11/5 14:43:58