Merensky reef

Japanese: Merensky reef(英語表記)Merenskyreef
Merensky reef

...The lower part of the rock mass is ultrabasic, rich in Mg and poor in Fe, while the upper part is basic, neutral, and acidic, poor in Mg and rich in Fe. There are several layers of concentrated chromite, as well as a layer of concentrated platinum group metals called the Merensky reef and a part of concentrated vanadium-bearing magnetite, making it a large deposit. [Suwa Kaneichi]...

*Some of the terminology that refers to "Merensky reef" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…岩体の下部ほど超塩基性で岩石はMgに富みFeに乏しく,上部にいくほど塩基性,中性,酸性となり,Mgに乏しくFeに富んでくる。何枚ものクロム鉄鉱の濃集した層があるほか,メレンスキー層Merensky reefとよばれる白金族金属の濃集した層,含バナジン磁鉄鉱の濃集した部分等があり,大規模な鉱床となっている。【諏訪 兼位】。…

※「Merensky reef」について言及している用語解説の一部を掲載しています。

出典|株式会社平凡社世界大百科事典 第2版について | 情報

<<:  Merenptah

>>:  Meretrix lamarckii (English spelling)

Recommend

Attila - Attila (English spelling)

King of the Huns (reigned 434-453). After the dea...

Writing model - bunshokihan

A collection of prose from the Song dynasty in Ch...

Indian Lion

...Also known as the lion, it is called the king ...

Mr. Kawashima

A medieval samurai who was active mainly in Kawash...

Space law - Uchuuhou (English spelling) space law

This law governs outer space, celestial bodies, a...

aretē (English spelling) arete

…Generally speaking, virtue is the state in which...

Copper alloy

An alloy mainly made of copper. It is made by add...

Supérieur, Lac (English notation)SuperieurLac

…The area is close to the production areas of iro...

Warburg, Otto Heinrich

Born: October 8, 1883, Freiburg Died: August 1, 19...

《Study of Fish Fossils》 - Research on Fish Fossils

…He was born into a Swiss pastor's family and...

Tsubo-tsuke - Tsubo-tsuke

It is also called "Tsubozuke." It refer...

Vinegared tofu - Sudofu

Rakugo. An old Edo rakugo that has been performed...

Okanori - Okanori

...The seeds are called toukishi and are used as ...

Augustine - Augustine

...Herein lies the complexity and diversity of Ja...

Pass - I

Crossing a river or sea, or a place where one can ...