...The oldest part is called the continental core. In 1934, German geologist H. Stille defined five regions on Earth as the world's oldest continental masses, which he named the Urkraton protolith. These were called Rusia (most of Scandinavia and parts of Russia), Angaria (central Siberia), Laurentia (most of Canada and Greenland), Sinia (eastern China), and Gondwania (South America, Africa, India, etc.), but most of them are shield-like. *Some of the terminology that mentions "Urkraton" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…この最も古い部分を大陸核と呼ぶ。ドイツの地質学者シュティレH.Stilleは1934年,世界最古の大陸塊として五つの地域を地球上に設定し,原剛塊Urkratonと名づけた。これらは,ルシア(スカンジナビアの大部分とロシアの一部),アンガリア(シベリア中部),ラウレンティア(カナダとグリーンランドの大半),シニア(中国東部),ゴンドワニア(南アメリカ,アフリカ,インドなど)と呼ばれたが,大部分が楯状地である。… ※「Urkraton」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 |
…a social class in England that was established f...
...It seems to have been written by many authors,...
In Greek legend, Laocoön was a Trojan prince and a...
National expenditures for military purposes are c...
A type of servant of a samurai family during the S...
Bonds offered outside the country of the bond issu...
Iron sulfate. Three types are known: (1) Iron(II)...
Born: February 8, 1857. [Died] June 26, 1936. Dutc...
…The masters of keyboard music of the time, Jean ...
A general term for spiders of the family Araneidae...
Equipment used for irrigation and drainage. There ...
...A mining operator who was born from the end of...
A resort town in the state of Upper Austria in cen...
...Following his first treatise on Noh based on t...
...In these circumstances, it was difficult to or...