…It is produced in large quantities and is used as an inexpensive gemstone, mainly for men's accessories such as cufflinks. The original blue color is called hawk's eye, and in Japan it is called blue tiger's eye. The yellowish brown stone becomes red tiger's eye when heat treated. … *Some of the terminology that refers to "Blue Tiger's Eye" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…産出量が多く,安価な宝石として,カフスボタンなど,おもに男性用装身具に使用される。本来の青色のものは鷹目石(ホークスアイ),日本では青虎目石の名で呼ばれる。黄褐色の石は熱処理すると赤虎目石となる。… ※「青虎目石」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 facility established under the Commodity Future...
Ancient and Medieval Natural Science Since ancien...
Of all the historical books of China throughout hi...
…A group of coral reef islands in the Arabian Sea...
…Used for emergency construction, construction in...
French politician. Born in Fréjus, Provence. Beca...
…General term for insects belonging to the family...
This refers to environmental pollution that occur...
… [Mitsuru Hotta]... *Some of the terminology tha...
...This is a malignant tumor that develops in the...
…On the continent, in addition to securing the te...
…Official name: Republic of Austria (Republik Öst...
This gate is located in the center of the south s...
To predict and announce the weather conditions in...
…The Berbers are their direct descendants. In Her...