…The classification of coal's structural components can be broadly divided into European and American methods, and the Japanese classification is similar to the European method. In the European method, coal is divided into vitrite, clarite, durite, and fusite, and as research progressed, macerals (fine structural components) were identified as the basic uniform unit components that make up coal. These can be said to be the equivalent of minerals that make up rocks. … *Some of the terminology that mentions "maceral" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…組織成分の分け方は,大別してヨーロッパ法とアメリカ法があり,日本の分類はヨーロッパ法に類似している。ヨーロッパ法では,ビトリットvitrite(ビトレインvitrain),クラリットclarite(クラレインclarain),デュリットdurite(デュレインdurain),フジットfusite(フゼインfusain)に区分し,さらに研究が進むにつれて,石炭を組成する基本的な均一な単位成分として〈マセラルmaceral(微細組織成分)〉が識別されるようになった。これは,岩石を組成する鉱物にあたるものといえる。… ※「maceral」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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