…In Japan, there are few good examples of disseminated deposits other than contact metasomatic deposits. However, there are volcanic sulfur deposits in which sulfur has filled the cracks and gaps in Cenozoic volcanic rocks or replaced parts of rocks (for example, Matsuo mine in Iwate Prefecture), and these are small-scale examples of disseminated deposits. [Hidehiko Shimazaki] … *Some of the terminology that refers to "volcanic sulfur deposits" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…日本では接触交代鉱床以外には鉱染鉱床の好例に乏しい。しかし火山性硫黄鉱床には新生代の火山岩類の割れ目や空隙を満たしたり,岩石の一部を交代して硫黄が沈殿したものがあり(例えば岩手県松尾鉱山),これらは小規模ながら鉱染鉱床の一例である。【島崎 英彦】。… ※「火山性硫黄鉱床」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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