...The main production areas are India and Norway. Amazonite is the name of a microcline gemstone (a type of potassium feldspar) that is green due to the presence of trace amounts of copper. It is produced in Brazil but not in the Amazon River region. *Some terminology explanations that mention "amazonite" are listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…代表的産地はインド,ノルウェーである。アマゾナイトamazonite(天河石)はマイクロクリン(カリ長石の一種)の宝石名で,微量の銅の含有によって緑色を示す。ブラジルには産出はあるがアマゾン川地域には産出しない。… ※「amazonite」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 |
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