英文字典中文字典


英文字典中文字典51ZiDian.com



中文字典辞典   英文字典 a   b   c   d   e   f   g   h   i   j   k   l   m   n   o   p   q   r   s   t   u   v   w   x   y   z       







请输入英文单字，中文词皆可：

pyrrhotite    
磁黄铁矿

磁黄铁矿

pyrrhotite
n 1: a brownish iron sulfide mineral (FeS) having weak magnetic
properties [synonym: {pyrrhotite}, {pyrrhotine}, {magnetic
pyrites}]


请选择你想看的字典辞典：
单词字典翻译
pyrrhotite查看　pyrrhotite　在百度字典中的解释百度英翻中〔查看〕
pyrrhotite查看　pyrrhotite　在Google字典中的解释Google英翻中〔查看〕
pyrrhotite查看　pyrrhotite　在Yahoo字典中的解释Yahoo英翻中〔查看〕

安装中文字典英文字典查询工具!


中文字典英文字典工具:
选择颜色:
输入中英文单字

































































英文字典中文字典相关资料:


  • Pyrrhotite - Wikipedia
    Pyrrhotite (pyrrhos in Greek meaning "flame-coloured") is an iron sulfide mineral with the formula Fe (1−x) S (x = 0 to 0 125) It is a nonstoichiometric variant of FeS, the mineral known as troilite Pyrrhotite is also called magnetic pyrite, because the color is similar to pyrite and it is weakly magnetic
  • Pyrrhotite and Crumbling Concrete - CT. gov
    Pyrrhotite weathering in the presence of moisture and air produces secondary minerals that expand, causing concrete to crack This compromises the structural integrity and accelerates degradation with the increased infiltration of water and air
  • USGS Publishes Map of Potential Pyrrhotite Occurrences
    Pyrrhotite, a mineral of concern for the construction industry, consists of iron and sulfur, and when exposed to water and air, it can break down to form secondary minerals that expand and crack concrete, causing concrete structures, like home foundations, to fail
  • Pyrrhotite: Mineral information, data and localities. - mindat. org
    Pyrrhotite is found with pentlandite in basic igneous rocks, veins, and metamorphic rocks It is also often found with pyrite, marcasite, and magnetite It has varying magnetic powers, depending on the number of Fe vacancies in the crystal structure
  • Pyrrhotite: Physical properties, uses, composition - Geology. com
    Pyrrhotite is an iron sulfide mineral found in igneous and metamorphic rocks Its chemical formula of Fe (1-x) S indicates that it is deficient in iron - which causes pyrrhotite to be slightly to strongly magnetic After magnetite, pyrrhotite is the second-most-common magnetic mineral What Is Pyrrhotite?
  • Pyrrhotite | Magnetic Properties, Iron Sulfide, Crystal Structure . . .
    pyrrhotite, iron sulfide mineral (Fe 1–x S) in the niccolite group; in it, the ratio of iron to sulfur atoms is variable but is usually slightly less than one
  • Pyrrhotite Mineral Data
    Pyrrhotite Comments: Lustrous sharp crystals of pyrrhotite to 3 5 cm in size with minor sphalerite and chalcopyrite Location: Nikolaevskiy mine, Dal'negors, Primorskiy Kray, Russia Scale: 4 x 5 x 5 5 cm © Dan Weinrich
  • UNDERSTANDING PYRRHOTITE IN CONCRETE
    Pyrrhotite is the suspected cause of concrete durability issues found in the northeast U S (Conn ), primarily used for residential foundations The foundations of interest are experiencing a slow crack development, resulting in the eventual loss of concrete strength
  • The Mineral pyrrhotite - The Mineral and Gemstone Kingdom
    Pyrrhotite is an ore of iron Well crystallized Pyrrhotite specimens are important collectors minerals The aesthetic prismatic crystal forms are especially treasured by collectors and in high demand
  • PYRRHOTITE (Iron Sulfide) - Amethyst Galleries
    The bulk of this specimen is made up of several crystals of Pyrrhotite, the iron sulfide known for its slight magnetism The crystals have the classic brown-gold color, submetallic luster, and platy, hexagonal shape with basal terminations that Pyrrhotite so often has





中文字典-英文字典  2005-2009