...Mica that contains divalent cations such as Ca between the layers is called brittle mica. *Some of the terminology that refers to "Easton stone" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…層間にCaなど2価の陽イオンの入ったものはゼイ(脆)雲母と呼ばれている。 ※「イーストン石」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 |
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