...A general term for a group of hydrous silicate minerals that contain Ca, Mg, Fe, Al, Na, K, etc. in various proportions. The group of minerals that belong to the amphibole group is called the amphibole family. Amphibole, along with pyroxene, is one of the minerals with the widest range of variation in chemical composition. ... *Some of the terminology that refers to the "hornblende group" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…CaやMg,FeおよびAlやNa,Kなどをさまざまな割合で含む一群の含水ケイ酸塩鉱物の総称。角セン石に属する鉱物群を角セン石族と呼ぶ。角セン石は輝石とともに化学組成の変化する範囲が最も広い鉱物の一つである。… ※「角セン石族」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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