夾炭層の構成鉱物について

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書誌事項

タイトル別名
  • Study on the Minerals in a Coal Formation
  • キョウタンソウ ノ コウセイ コウブツ ニ ツイテ
  • 日炭高松砿業所におけるボタの構成鉱物
  • Minerals in so called “Bota” at the Nittan Takamatsu Coal Mine

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抄録

Preliminary petrographical and mineralogical investigations of so called “Chiyoda bota” associated with the coal beds of the Onga formation, Ôtsuji group (Palaeogene) at the Takamatsu coal mine in the Chikuho coal-field are presented. The results of x-ray powder analyses as well as chemical, petrographical and differential thermal investigations the minerals and clay materials separated from them show that the shales are composed of halloysite with very low crystallinity and a small amounts of illite, quartz, feldspar, etc.

収録刊行物

  • 日本鑛業會誌

    日本鑛業會誌 74 (846), 986-988, 1958

    一般社団法人 資源・素材学会

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