Define Banded iron formation. Banded iron formation synonyms, Banded iron formation pronunciation, Banded iron formation translation, English dictionary definition of Banded iron formation. n mineralogy a metamorphic rock that has a high concentration of
iron n. 1.[U] 铁 2.[C]熨斗,(高尔夫球)铁头球杆, 3.[复数]镣铐 v.[T] 烫平,熨,用铁包 cross banded adj. 交叉带状的 yellow banded phr. 黄尾红目灯 Ore. Oregon 美国俄勒冈州州名 ore. Oregon 美国俄勒冈州州名 float ore 漂流矿石 最新...
Banded iron formations(also known as banded ironstone formations or BIFs) aresedimentary rocksthat are composed of alternating layers of iron oxides and silica-richchert. They are some of the oldest rocks on Earth,with the oldest known BIFs dating back to the Archean Eon, over 3.8 billion years...
banded iron formation Microstructures in a bandedironformation the variations that took place in the conditions of deformation and hence the deformation processes. Deformation partitioning during folding of bandedironformation. The mountaintop consists of bandedironformation with alternating bands of meta...
求翻译:banded iron formation是什么意思?待解决 悬赏分:1 - 离问题结束还有 banded iron formation问题补充:匿名 2013-05-23 12:21:38 带状铁建造 匿名 2013-05-23 12:23:18 被结合的铁形成 匿名 2013-05-23 12:24:58 被结合的铁形成 匿名 2013-05-23 12:26:38 条带状的铁建造 匿名 ...
A 2.1 billion year-old rock with banded iron formation at the National Museum of Mineralogy and Geology, Dresden, Germany. banded-iron formation (BIF), chemically precipitated sediment, typically thin bedded or laminated, consisting of 15 percent or more iron of sedimentary origin and layers of ...
1. Hanwang banded iron formations(BIF) in Shandong Province constitute a large iron deposit of Anshan type formed in Neo-Archaean. 山东韩旺条带状铁矿是一个新太古代大型鞍山式铁矿床,本文主要对韩旺条带状铁矿进行了岩石学和岩石化学方面的研究,并与国内外该类型矿床进行对比。
iron n. 1.[U] 铁 2.[C]熨斗,(高尔夫球)铁头球杆, 3.[复数]镣铐 v.[T] 烫平,熨,用铁包 cross banded adj. 交叉带状的 yellow banded phr. 黄尾红目灯 personality formation 人格结构 post formation 【医】 渐成说 bone formation 【医】 骨生成, 成骨 t formation n.T字队形 最新...
The meaning of BANDED IRON FORMATION is a sedimentary deposit that consists of alternating thin layers of iron oxides (such as magnetite or hematite) and iron-poor minerals (such as shale or chert) —abbreviation BIF. How to use banded iron formation in
Abstract: The banded iron formation (BIF) is widely exposed in Muzidian area of Dabie Orogen,and its formation age and genesis have long lacked strong evidence support.Based on the detailed survey on Muzidian Formation sections in Wangjiafan and Liuzichong of Muzidian area,representative samples...