...The end members are pyrope Mg 3 Al 2 Si 3 O 12 , almandine Fe 3 Al 2 Si 3 O 12 , spessartine Mn 3 Al 2 Si 3 O 12 , grossular Ca 3 Al 2 Si 3 O 12 , andradite Ca 3 Fe 2 Si 3 O 12 , uvarovite Ca 3 Cr 2 Si 3 O 12 , knorringite Mg 3 Cr 2 Si 3 O 12 and hydrogrossular Ca 3 Al 2 Si 2 O 8 (SiO 4 ) 1~ m (OH) 4 m , in which some of the Si has been replaced by 4(OH). Andradite with a high Ti content is called melanite. Most natural garnets are thought to be complex solid solutions of the first six end members. ... *Some of the terminology explanations that mention "melanite" are listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…端成分はパイロープMg3Al2Si3O12,アルマンディンalmandine Fe3Al2Si3O12,スペサルティンspessartine Mn3Al2Si3O12,グロッシュラーgrossular Ca3Al2Si3O12,アンドラダイトandradite Ca3Fe2Si3O12,ウバロバイトuvarovite Ca3Cr2Si3O12,ノーリンジャイトknorringite Mg3Cr2Si3O12とSiの一部を4(OH)が置換したハイドログロッシュラーhydrogrossular Ca3Al2Si2O8(SiO4)1~m(OH)4mである。またTiの多いアンドラダイトはメラナイトmelaniteと呼ばれている。天然のザクロ石の多くは最初の6端成分の複雑な固溶体と考えられている。… ※「melanite」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 |
>>: Melanoplus mexicanus (English spelling) Melanoplus mexicanus
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